20147615572

素因数分解:

$2^2\times 7^3\times {\mathrm{2557}}^1\times {\mathrm{5743}}^1$

素因数の和:8325

約数の個数: 48

約数和(自身を含む): 41140825600

約数和(自身を除く): 20993210028

約数列:

[1, 2, 4, 7, 14, 28, 49, 98, 196, 343, 686, 1372, 2557, 5114, 5743, 10228, 11486, 17899, 22972, 35798, 40201, 71596, 80402, 125293, 160804, 250586, 281407, 501172, 562814, 877051, 1125628, 1754102, 1969849, 3508204, 3939698, 7879396, 14684851, 29369702, 58739404, 102793957, 205587914, 411175828, 719557699, 1439115398, 2878230796, 5036903893, 10073807786, 20147615572]

約数ペア:

[(1, 20147615572), (2, 10073807786), (4, 5036903893), (7, 2878230796), (14, 1439115398), (28, 719557699), (49, 411175828), (98, 205587914), (196, 102793957), (343, 58739404), (686, 29369702), (1372, 14684851), (2557, 7879396), (5114, 3939698), (5743, 3508204), (10228, 1969849), (11486, 1754102), (17899, 1125628), (22972, 877051), (35798, 562814), (40201, 501172), (71596, 281407), (80402, 250586), (125293, 160804)]