20161893495

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1009}}^1\times {\mathrm{3407}}^1$

素因数の和:4464

約数の個数: 64

約数和(自身を含む): 35687485440

約数和(自身を除く): 15525591945

約数列:

[1, 3, 5, 15, 17, 23, 51, 69, 85, 115, 255, 345, 391, 1009, 1173, 1955, 3027, 3407, 5045, 5865, 10221, 15135, 17035, 17153, 23207, 51105, 51459, 57919, 69621, 78361, 85765, 116035, 173757, 235083, 257295, 289595, 348105, 391805, 394519, 868785, 1175415, 1183557, 1332137, 1972595, 3437663, 3996411, 5917785, 6660685, 10312989, 17188315, 19982055, 51564945, 58440271, 79066249, 175320813, 237198747, 292201355, 395331245, 876604065, 1185993735, 1344126233, 4032378699, 6720631165, 20161893495]

約数ペア:

[(1, 20161893495), (3, 6720631165), (5, 4032378699), (15, 1344126233), (17, 1185993735), (23, 876604065), (51, 395331245), (69, 292201355), (85, 237198747), (115, 175320813), (255, 79066249), (345, 58440271), (391, 51564945), (1009, 19982055), (1173, 17188315), (1955, 10312989), (3027, 6660685), (3407, 5917785), (5045, 3996411), (5865, 3437663), (10221, 1972595), (15135, 1332137), (17035, 1183557), (17153, 1175415), (23207, 868785), (51105, 394519), (51459, 391805), (57919, 348105), (69621, 289595), (78361, 257295), (85765, 235083), (116035, 173757)]