19935552

素因数分解:

$2^6\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{163}}^1$

素因数の和:205

約数の個数: 168

約数和(自身を含む): 66482976

約数和(自身を除く): 46547424

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 49, 52, 56, 64, 78, 84, 91, 96, 98, 104, 112, 147, 156, 163, 168, 182, 192, 196, 208, 224, 273, 294, 312, 326, 336, 364, 392, 416, 448, 489, 546, 588, 624, 637, 652, 672, 728, 784, 832, 978, 1092, 1141, 1176, 1248, 1274, 1304, 1344, 1456, 1568, 1911, 1956, 2119, 2184, 2282, 2352, 2496, 2548, 2608, 2912, 3136, 3423, 3822, 3912, 4238, 4368, 4564, 4704, 5096, 5216, 5824, 6357, 6846, 7644, 7824, 7987, 8476, 8736, 9128, 9408, 10192, 10432, 12714, 13692, 14833, 15288, 15648, 15974, 16952, 17472, 18256, 20384, 23961, 25428, 27384, 29666, 30576, 31296, 31948, 33904, 36512, 40768, 44499, 47922, 50856, 54768, 59332, 61152, 63896, 67808, 73024, 88998, 95844, 101712, 103831, 109536, 118664, 122304, 127792, 135616, 177996, 191688, 203424, 207662, 219072, 237328, 255584, 311493, 355992, 383376, 406848, 415324, 474656, 511168, 622986, 711984, 766752, 830648, 949312, 1245972, 1423968, 1533504, 1661296, 2491944, 2847936, 3322592, 4983888, 6645184, 9967776, 19935552]

約数ペア:

[(1, 19935552), (2, 9967776), (3, 6645184), (4, 4983888), (6, 3322592), (7, 2847936), (8, 2491944), (12, 1661296), (13, 1533504), (14, 1423968), (16, 1245972), (21, 949312), (24, 830648), (26, 766752), (28, 711984), (32, 622986), (39, 511168), (42, 474656), (48, 415324), (49, 406848), (52, 383376), (56, 355992), (64, 311493), (78, 255584), (84, 237328), (91, 219072), (96, 207662), (98, 203424), (104, 191688), (112, 177996), (147, 135616), (156, 127792), (163, 122304), (168, 118664), (182, 109536), (192, 103831), (196, 101712), (208, 95844), (224, 88998), (273, 73024), (294, 67808), (312, 63896), (326, 61152), (336, 59332), (364, 54768), (392, 50856), (416, 47922), (448, 44499), (489, 40768), (546, 36512), (588, 33904), (624, 31948), (637, 31296), (652, 30576), (672, 29666), (728, 27384), (784, 25428), (832, 23961), (978, 20384), (1092, 18256), (1141, 17472), (1176, 16952), (1248, 15974), (1274, 15648), (1304, 15288), (1344, 14833), (1456, 13692), (1568, 12714), (1911, 10432), (1956, 10192), (2119, 9408), (2184, 9128), (2282, 8736), (2352, 8476), (2496, 7987), (2548, 7824), (2608, 7644), (2912, 6846), (3136, 6357), (3423, 5824), (3822, 5216), (3912, 5096), (4238, 4704), (4368, 4564)]