20944422

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{1303}}^1$

素因数の和:1377

約数の個数: 48

約数和(自身を含む): 48821760

約数和(自身を除く): 27877338

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 47, 57, 94, 114, 141, 171, 282, 342, 423, 846, 893, 1303, 1786, 2606, 2679, 3909, 5358, 7818, 8037, 11727, 16074, 23454, 24757, 49514, 61241, 74271, 122482, 148542, 183723, 222813, 367446, 445626, 551169, 1102338, 1163579, 2327158, 3490737, 6981474, 10472211, 20944422]

約数ペア:

[(1, 20944422), (2, 10472211), (3, 6981474), (6, 3490737), (9, 2327158), (18, 1163579), (19, 1102338), (38, 551169), (47, 445626), (57, 367446), (94, 222813), (114, 183723), (141, 148542), (171, 122482), (282, 74271), (342, 61241), (423, 49514), (846, 24757), (893, 23454), (1303, 16074), (1786, 11727), (2606, 8037), (2679, 7818), (3909, 5358)]