20667032036

素因数分解:

$2^2\times 7^2\times {\mathrm{43}}^1\times {\mathrm{1553}}^1\times {\mathrm{1579}}^1$

素因数の和:3193

約数の個数: 72

約数和(自身を含む): 43105597920

約数和(自身を除く): 22438565884

約数列:

[1, 2, 4, 7, 14, 28, 43, 49, 86, 98, 172, 196, 301, 602, 1204, 1553, 1579, 2107, 3106, 3158, 4214, 6212, 6316, 8428, 10871, 11053, 21742, 22106, 43484, 44212, 66779, 67897, 76097, 77371, 133558, 135794, 152194, 154742, 267116, 271588, 304388, 309484, 467453, 475279, 934906, 950558, 1869812, 1901116, 2452187, 3272171, 3326953, 4904374, 6544342, 6653906, 9808748, 13088684, 13307812, 17165309, 34330618, 68661236, 105444041, 120157163, 210888082, 240314326, 421776164, 480628652, 738108287, 1476216574, 2952433148, 5166758009, 10333516018, 20667032036]

約数ペア:

[(1, 20667032036), (2, 10333516018), (4, 5166758009), (7, 2952433148), (14, 1476216574), (28, 738108287), (43, 480628652), (49, 421776164), (86, 240314326), (98, 210888082), (172, 120157163), (196, 105444041), (301, 68661236), (602, 34330618), (1204, 17165309), (1553, 13307812), (1579, 13088684), (2107, 9808748), (3106, 6653906), (3158, 6544342), (4214, 4904374), (6212, 3326953), (6316, 3272171), (8428, 2452187), (10871, 1901116), (11053, 1869812), (21742, 950558), (22106, 934906), (43484, 475279), (44212, 467453), (66779, 309484), (67897, 304388), (76097, 271588), (77371, 267116), (133558, 154742), (135794, 152194)]