20347878004

素因数分解:

$2^2\times {\mathrm{23}}^1\times {\mathrm{79}}^1\times {\mathrm{461}}^1\times {\mathrm{6073}}^1$

素因数の和:6640

約数の個数: 48

約数和(自身を含む): 37715166720

約数和(自身を除く): 17367288716

約数列:

[1, 2, 4, 23, 46, 79, 92, 158, 316, 461, 922, 1817, 1844, 3634, 6073, 7268, 10603, 12146, 21206, 24292, 36419, 42412, 72838, 139679, 145676, 279358, 479767, 558716, 837637, 959534, 1675274, 1919068, 2799653, 3350548, 5599306, 11034641, 11198612, 22069282, 44138564, 64392019, 128784038, 221172587, 257568076, 442345174, 884690348, 5086969501, 10173939002, 20347878004]

約数ペア:

[(1, 20347878004), (2, 10173939002), (4, 5086969501), (23, 884690348), (46, 442345174), (79, 257568076), (92, 221172587), (158, 128784038), (316, 64392019), (461, 44138564), (922, 22069282), (1817, 11198612), (1844, 11034641), (3634, 5599306), (6073, 3350548), (7268, 2799653), (10603, 1919068), (12146, 1675274), (21206, 959534), (24292, 837637), (36419, 558716), (42412, 479767), (72838, 279358), (139679, 145676)]