20936103678

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{1783}}^1\times {\mathrm{13313}}^1$

素因数の和:15118

約数の個数: 72

約数和(自身を含む): 52801087248

約数和(自身を除く): 31864983570

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 49, 63, 98, 126, 147, 294, 441, 882, 1783, 3566, 5349, 10698, 12481, 13313, 16047, 24962, 26626, 32094, 37443, 39939, 74886, 79878, 87367, 93191, 112329, 119817, 174734, 186382, 224658, 239634, 262101, 279573, 524202, 559146, 652337, 786303, 838719, 1304674, 1572606, 1677438, 1957011, 3914022, 5871033, 11742066, 23737079, 47474158, 71211237, 142422474, 166159553, 213633711, 332319106, 427267422, 498478659, 996957318, 1163116871, 1495435977, 2326233742, 2990871954, 3489350613, 6978701226, 10468051839, 20936103678]

約数ペア:

[(1, 20936103678), (2, 10468051839), (3, 6978701226), (6, 3489350613), (7, 2990871954), (9, 2326233742), (14, 1495435977), (18, 1163116871), (21, 996957318), (42, 498478659), (49, 427267422), (63, 332319106), (98, 213633711), (126, 166159553), (147, 142422474), (294, 71211237), (441, 47474158), (882, 23737079), (1783, 11742066), (3566, 5871033), (5349, 3914022), (10698, 1957011), (12481, 1677438), (13313, 1572606), (16047, 1304674), (24962, 838719), (26626, 786303), (32094, 652337), (37443, 559146), (39939, 524202), (74886, 279573), (79878, 262101), (87367, 239634), (93191, 224658), (112329, 186382), (119817, 174734)]