20175046812

素因数分解:

$2^2\times 3^5\times {\mathrm{641}}^1\times {\mathrm{32381}}^1$

素因数の和:33041

約数の個数: 72

約数和(自身を含む): 52970993712

約数和(自身を除く): 32795946900

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 641, 972, 1282, 1923, 2564, 3846, 5769, 7692, 11538, 17307, 23076, 32381, 34614, 51921, 64762, 69228, 97143, 103842, 129524, 155763, 194286, 207684, 291429, 311526, 388572, 582858, 623052, 874287, 1165716, 1748574, 2622861, 3497148, 5245722, 7868583, 10491444, 15737166, 20756221, 31474332, 41512442, 62268663, 83024884, 124537326, 186805989, 249074652, 373611978, 560417967, 747223956, 1120835934, 1681253901, 2241671868, 3362507802, 5043761703, 6725015604, 10087523406, 20175046812]

約数ペア:

[(1, 20175046812), (2, 10087523406), (3, 6725015604), (4, 5043761703), (6, 3362507802), (9, 2241671868), (12, 1681253901), (18, 1120835934), (27, 747223956), (36, 560417967), (54, 373611978), (81, 249074652), (108, 186805989), (162, 124537326), (243, 83024884), (324, 62268663), (486, 41512442), (641, 31474332), (972, 20756221), (1282, 15737166), (1923, 10491444), (2564, 7868583), (3846, 5245722), (5769, 3497148), (7692, 2622861), (11538, 1748574), (17307, 1165716), (23076, 874287), (32381, 623052), (34614, 582858), (51921, 388572), (64762, 311526), (69228, 291429), (97143, 207684), (103842, 194286), (129524, 155763)]