19581732

素因数分解:

$2^2\times 3^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{241}}^1$

素因数の和:349

約数の個数: 72

約数和(自身を含む): 51883832

約数和(自身を除く): 32302100

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 37, 61, 74, 111, 122, 148, 183, 222, 241, 244, 333, 366, 444, 482, 549, 666, 723, 732, 964, 1098, 1332, 1446, 2169, 2196, 2257, 2892, 4338, 4514, 6771, 8676, 8917, 9028, 13542, 14701, 17834, 20313, 26751, 27084, 29402, 35668, 40626, 44103, 53502, 58804, 80253, 81252, 88206, 107004, 132309, 160506, 176412, 264618, 321012, 529236, 543937, 1087874, 1631811, 2175748, 3263622, 4895433, 6527244, 9790866, 19581732]

約数ペア:

[(1, 19581732), (2, 9790866), (3, 6527244), (4, 4895433), (6, 3263622), (9, 2175748), (12, 1631811), (18, 1087874), (36, 543937), (37, 529236), (61, 321012), (74, 264618), (111, 176412), (122, 160506), (148, 132309), (183, 107004), (222, 88206), (241, 81252), (244, 80253), (333, 58804), (366, 53502), (444, 44103), (482, 40626), (549, 35668), (666, 29402), (723, 27084), (732, 26751), (964, 20313), (1098, 17834), (1332, 14701), (1446, 13542), (2169, 9028), (2196, 8917), (2257, 8676), (2892, 6771), (4338, 4514)]