19456860

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{83}}^1\times {\mathrm{3907}}^1$

素因数の和:4002

約数の個数: 48

約数和(自身を含む): 55149696

約数和(自身を除く): 35692836

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 83, 166, 249, 332, 415, 498, 830, 996, 1245, 1660, 2490, 3907, 4980, 7814, 11721, 15628, 19535, 23442, 39070, 46884, 58605, 78140, 117210, 234420, 324281, 648562, 972843, 1297124, 1621405, 1945686, 3242810, 3891372, 4864215, 6485620, 9728430, 19456860]

約数ペア:

[(1, 19456860), (2, 9728430), (3, 6485620), (4, 4864215), (5, 3891372), (6, 3242810), (10, 1945686), (12, 1621405), (15, 1297124), (20, 972843), (30, 648562), (60, 324281), (83, 234420), (166, 117210), (249, 78140), (332, 58605), (415, 46884), (498, 39070), (830, 23442), (996, 19535), (1245, 15628), (1660, 11721), (2490, 7814), (3907, 4980)]