20197802108

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{97}}^1\times {\mathrm{1543}}^1\times {\mathrm{3067}}^1$

素因数の和:4722

約数の個数: 48

約数和(自身を含む): 38994918144

約数和(自身を除く): 18797116036

約数列:

[1, 2, 4, 11, 22, 44, 97, 194, 388, 1067, 1543, 2134, 3067, 3086, 4268, 6134, 6172, 12268, 16973, 33737, 33946, 67474, 67892, 134948, 149671, 297499, 299342, 594998, 598684, 1189996, 1646381, 3272489, 3292762, 4732381, 6544978, 6585524, 9464762, 13089956, 18929524, 52056191, 104112382, 208224764, 459040957, 918081914, 1836163828, 5049450527, 10098901054, 20197802108]

約数ペア:

[(1, 20197802108), (2, 10098901054), (4, 5049450527), (11, 1836163828), (22, 918081914), (44, 459040957), (97, 208224764), (194, 104112382), (388, 52056191), (1067, 18929524), (1543, 13089956), (2134, 9464762), (3067, 6585524), (3086, 6544978), (4268, 4732381), (6134, 3292762), (6172, 3272489), (12268, 1646381), (16973, 1189996), (33737, 598684), (33946, 594998), (67474, 299342), (67892, 297499), (134948, 149671)]