1819428

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{109}}^1$

素因数の和:236

約数の個数: 48

約数和(自身を含む): 4656960

約数和(自身を除く): 2837532

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 107, 109, 156, 214, 218, 321, 327, 428, 436, 642, 654, 1284, 1308, 1391, 1417, 2782, 2834, 4173, 4251, 5564, 5668, 8346, 8502, 11663, 16692, 17004, 23326, 34989, 46652, 69978, 139956, 151619, 303238, 454857, 606476, 909714, 1819428]

約数ペア:

[(1, 1819428), (2, 909714), (3, 606476), (4, 454857), (6, 303238), (12, 151619), (13, 139956), (26, 69978), (39, 46652), (52, 34989), (78, 23326), (107, 17004), (109, 16692), (156, 11663), (214, 8502), (218, 8346), (321, 5668), (327, 5564), (428, 4251), (436, 4173), (642, 2834), (654, 2782), (1284, 1417), (1308, 1391)]