20512876762

素因数分解:

$2^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{157}}^1\times {\mathrm{1483}}^1$

素因数の和:1716

約数の個数: 96

約数和(自身を含む): 38490923520

約数和(自身を除く): 17978046758

約数列:

[1, 2, 7, 14, 29, 31, 49, 58, 62, 98, 157, 203, 217, 314, 406, 434, 899, 1099, 1421, 1483, 1519, 1798, 2198, 2842, 2966, 3038, 4553, 4867, 6293, 7693, 9106, 9734, 10381, 12586, 15386, 20762, 31871, 34069, 43007, 44051, 45973, 63742, 68138, 72667, 86014, 88102, 91946, 141143, 145334, 223097, 232831, 238483, 282286, 301049, 321811, 446194, 465662, 476966, 602098, 643622, 988001, 1333217, 1629817, 1976002, 2107343, 2252677, 2666434, 3259634, 4214686, 4505354, 6752099, 6916007, 7217761, 9332519, 11408719, 13504198, 13832014, 14435522, 18665038, 22817438, 47264693, 50524327, 65327633, 94529386, 101048654, 130655266, 209315069, 330852851, 353670289, 418630138, 661705702, 707340578, 1465205483, 2930410966, 10256438381, 20512876762]

約数ペア:

[(1, 20512876762), (2, 10256438381), (7, 2930410966), (14, 1465205483), (29, 707340578), (31, 661705702), (49, 418630138), (58, 353670289), (62, 330852851), (98, 209315069), (157, 130655266), (203, 101048654), (217, 94529386), (314, 65327633), (406, 50524327), (434, 47264693), (899, 22817438), (1099, 18665038), (1421, 14435522), (1483, 13832014), (1519, 13504198), (1798, 11408719), (2198, 9332519), (2842, 7217761), (2966, 6916007), (3038, 6752099), (4553, 4505354), (4867, 4214686), (6293, 3259634), (7693, 2666434), (9106, 2252677), (9734, 2107343), (10381, 1976002), (12586, 1629817), (15386, 1333217), (20762, 988001), (31871, 643622), (34069, 602098), (43007, 476966), (44051, 465662), (45973, 446194), (63742, 321811), (68138, 301049), (72667, 282286), (86014, 238483), (88102, 232831), (91946, 223097), (141143, 145334)]