18863936

素因数分解:

$2^6\times 7^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{79}}^1$

素因数の和:152

約数の個数: 112

約数和(自身を含む): 47792640

約数和(自身を除く): 28928704

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 32, 41, 52, 56, 64, 79, 82, 91, 104, 112, 158, 164, 182, 208, 224, 287, 316, 328, 364, 416, 448, 533, 553, 574, 632, 656, 728, 832, 1027, 1066, 1106, 1148, 1264, 1312, 1456, 2054, 2132, 2212, 2296, 2528, 2624, 2912, 3239, 3731, 4108, 4264, 4424, 4592, 5056, 5824, 6478, 7189, 7462, 8216, 8528, 8848, 9184, 12956, 14378, 14924, 16432, 17056, 17696, 18368, 22673, 25912, 28756, 29848, 32864, 34112, 35392, 42107, 45346, 51824, 57512, 59696, 65728, 84214, 90692, 103648, 115024, 119392, 168428, 181384, 207296, 230048, 238784, 294749, 336856, 362768, 460096, 589498, 673712, 725536, 1178996, 1347424, 1451072, 2357992, 2694848, 4715984, 9431968, 18863936]

約数ペア:

[(1, 18863936), (2, 9431968), (4, 4715984), (7, 2694848), (8, 2357992), (13, 1451072), (14, 1347424), (16, 1178996), (26, 725536), (28, 673712), (32, 589498), (41, 460096), (52, 362768), (56, 336856), (64, 294749), (79, 238784), (82, 230048), (91, 207296), (104, 181384), (112, 168428), (158, 119392), (164, 115024), (182, 103648), (208, 90692), (224, 84214), (287, 65728), (316, 59696), (328, 57512), (364, 51824), (416, 45346), (448, 42107), (533, 35392), (553, 34112), (574, 32864), (632, 29848), (656, 28756), (728, 25912), (832, 22673), (1027, 18368), (1066, 17696), (1106, 17056), (1148, 16432), (1264, 14924), (1312, 14378), (1456, 12956), (2054, 9184), (2132, 8848), (2212, 8528), (2296, 8216), (2528, 7462), (2624, 7189), (2912, 6478), (3239, 5824), (3731, 5056), (4108, 4592), (4264, 4424)]