20797833438

素因数分解:

$2^1\times 3^2\times {\mathrm{97}}^1\times {\mathrm{641}}^1\times {\mathrm{18583}}^1$

素因数の和:19329

約数の個数: 48

約数和(自身を含む): 45600006816

約数和(自身を除く): 24802173378

約数列:

[1, 2, 3, 6, 9, 18, 97, 194, 291, 582, 641, 873, 1282, 1746, 1923, 3846, 5769, 11538, 18583, 37166, 55749, 62177, 111498, 124354, 167247, 186531, 334494, 373062, 559593, 1119186, 1802551, 3605102, 5407653, 10815306, 11911703, 16222959, 23823406, 32445918, 35735109, 71470218, 107205327, 214410654, 1155435191, 2310870382, 3466305573, 6932611146, 10398916719, 20797833438]

約数ペア:

[(1, 20797833438), (2, 10398916719), (3, 6932611146), (6, 3466305573), (9, 2310870382), (18, 1155435191), (97, 214410654), (194, 107205327), (291, 71470218), (582, 35735109), (641, 32445918), (873, 23823406), (1282, 16222959), (1746, 11911703), (1923, 10815306), (3846, 5407653), (5769, 3605102), (11538, 1802551), (18583, 1119186), (37166, 559593), (55749, 373062), (62177, 334494), (111498, 186531), (124354, 167247)]