19081950

素因数分解:

$2^1\times 3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{5531}}^1$

素因数の和:5569

約数の個数: 48

約数和(自身を含む): 49389696

約数和(自身を除く): 30307746

約数列:

[1, 2, 3, 5, 6, 10, 15, 23, 25, 30, 46, 50, 69, 75, 115, 138, 150, 230, 345, 575, 690, 1150, 1725, 3450, 5531, 11062, 16593, 27655, 33186, 55310, 82965, 127213, 138275, 165930, 254426, 276550, 381639, 414825, 636065, 763278, 829650, 1272130, 1908195, 3180325, 3816390, 6360650, 9540975, 19081950]

約数ペア:

[(1, 19081950), (2, 9540975), (3, 6360650), (5, 3816390), (6, 3180325), (10, 1908195), (15, 1272130), (23, 829650), (25, 763278), (30, 636065), (46, 414825), (50, 381639), (69, 276550), (75, 254426), (115, 165930), (138, 138275), (150, 127213), (230, 82965), (345, 55310), (575, 33186), (690, 27655), (1150, 16593), (1725, 11062), (3450, 5531)]