20194178368

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{463}}^1\times {\mathrm{7489}}^1$

素因数の和:7984

約数の個数: 112

約数和(自身を含む): 49433520640

約数和(自身を除く): 29239342272

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 52, 56, 64, 91, 104, 112, 182, 208, 224, 364, 416, 448, 463, 728, 832, 926, 1456, 1852, 2912, 3241, 3704, 5824, 6019, 6482, 7408, 7489, 12038, 12964, 14816, 14978, 24076, 25928, 29632, 29956, 42133, 48152, 51856, 52423, 59912, 84266, 96304, 97357, 103712, 104846, 119824, 168532, 192608, 194714, 207424, 209692, 239648, 337064, 385216, 389428, 419384, 479296, 674128, 681499, 778856, 838768, 1348256, 1362998, 1557712, 1677536, 2696512, 2725996, 3115424, 3355072, 3467407, 5451992, 6230848, 6934814, 10903984, 13869628, 21807968, 24271849, 27739256, 43615936, 45076291, 48543698, 55478512, 90152582, 97087396, 110957024, 180305164, 194174792, 221914048, 315534037, 360610328, 388349584, 631068074, 721220656, 776699168, 1262136148, 1442441312, 1553398336, 2524272296, 2884882624, 5048544592, 10097089184, 20194178368]

約数ペア:

[(1, 20194178368), (2, 10097089184), (4, 5048544592), (7, 2884882624), (8, 2524272296), (13, 1553398336), (14, 1442441312), (16, 1262136148), (26, 776699168), (28, 721220656), (32, 631068074), (52, 388349584), (56, 360610328), (64, 315534037), (91, 221914048), (104, 194174792), (112, 180305164), (182, 110957024), (208, 97087396), (224, 90152582), (364, 55478512), (416, 48543698), (448, 45076291), (463, 43615936), (728, 27739256), (832, 24271849), (926, 21807968), (1456, 13869628), (1852, 10903984), (2912, 6934814), (3241, 6230848), (3704, 5451992), (5824, 3467407), (6019, 3355072), (6482, 3115424), (7408, 2725996), (7489, 2696512), (12038, 1677536), (12964, 1557712), (14816, 1362998), (14978, 1348256), (24076, 838768), (25928, 778856), (29632, 681499), (29956, 674128), (42133, 479296), (48152, 419384), (51856, 389428), (52423, 385216), (59912, 337064), (84266, 239648), (96304, 209692), (97357, 207424), (103712, 194714), (104846, 192608), (119824, 168532)]