20161824472

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{593}}^1\times {\mathrm{2339}}^1$

素因数の和:3040

約数の個数: 64

約数和(自身を含む): 40030848000

約数和(自身を除く): 19869023528

約数列:

[1, 2, 4, 8, 23, 46, 79, 92, 158, 184, 316, 593, 632, 1186, 1817, 2339, 2372, 3634, 4678, 4744, 7268, 9356, 13639, 14536, 18712, 27278, 46847, 53797, 54556, 93694, 107594, 109112, 184781, 187388, 215188, 369562, 374776, 430376, 739124, 1077481, 1387027, 1478248, 2154962, 2774054, 4249963, 4309924, 5548108, 8499926, 8619848, 11096216, 16999852, 31901621, 33999704, 63803242, 109575133, 127606484, 219150266, 255212968, 438300532, 876601064, 2520228059, 5040456118, 10080912236, 20161824472]

約数ペア:

[(1, 20161824472), (2, 10080912236), (4, 5040456118), (8, 2520228059), (23, 876601064), (46, 438300532), (79, 255212968), (92, 219150266), (158, 127606484), (184, 109575133), (316, 63803242), (593, 33999704), (632, 31901621), (1186, 16999852), (1817, 11096216), (2339, 8619848), (2372, 8499926), (3634, 5548108), (4678, 4309924), (4744, 4249963), (7268, 2774054), (9356, 2154962), (13639, 1478248), (14536, 1387027), (18712, 1077481), (27278, 739124), (46847, 430376), (53797, 374776), (54556, 369562), (93694, 215188), (107594, 187388), (109112, 184781)]