20707974

素因数分解:

$2^1\times 3^6\times 7^1\times {\mathrm{2029}}^1$

素因数の和:2056

約数の個数: 56

約数和(自身を含む): 53250960

約数和(自身を除く): 32542986

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 27, 42, 54, 63, 81, 126, 162, 189, 243, 378, 486, 567, 729, 1134, 1458, 1701, 2029, 3402, 4058, 5103, 6087, 10206, 12174, 14203, 18261, 28406, 36522, 42609, 54783, 85218, 109566, 127827, 164349, 255654, 328698, 383481, 493047, 766962, 986094, 1150443, 1479141, 2300886, 2958282, 3451329, 6902658, 10353987, 20707974]

約数ペア:

[(1, 20707974), (2, 10353987), (3, 6902658), (6, 3451329), (7, 2958282), (9, 2300886), (14, 1479141), (18, 1150443), (21, 986094), (27, 766962), (42, 493047), (54, 383481), (63, 328698), (81, 255654), (126, 164349), (162, 127827), (189, 109566), (243, 85218), (378, 54783), (486, 42609), (567, 36522), (729, 28406), (1134, 18261), (1458, 14203), (1701, 12174), (2029, 10206), (3402, 6087), (4058, 5103)]