18404688

素因数分解:

$2^4\times 3^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{241}}^1$

素因数の和:332

約数の個数: 80

約数和(自身を含む): 50173376

約数和(自身を除く): 31768688

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 37, 43, 48, 74, 86, 111, 129, 148, 172, 222, 241, 258, 296, 344, 444, 482, 516, 592, 688, 723, 888, 964, 1032, 1446, 1591, 1776, 1928, 2064, 2892, 3182, 3856, 4773, 5784, 6364, 8917, 9546, 10363, 11568, 12728, 17834, 19092, 20726, 25456, 26751, 31089, 35668, 38184, 41452, 53502, 62178, 71336, 76368, 82904, 107004, 124356, 142672, 165808, 214008, 248712, 383431, 428016, 497424, 766862, 1150293, 1533724, 2300586, 3067448, 4601172, 6134896, 9202344, 18404688]

約数ペア:

[(1, 18404688), (2, 9202344), (3, 6134896), (4, 4601172), (6, 3067448), (8, 2300586), (12, 1533724), (16, 1150293), (24, 766862), (37, 497424), (43, 428016), (48, 383431), (74, 248712), (86, 214008), (111, 165808), (129, 142672), (148, 124356), (172, 107004), (222, 82904), (241, 76368), (258, 71336), (296, 62178), (344, 53502), (444, 41452), (482, 38184), (516, 35668), (592, 31089), (688, 26751), (723, 25456), (888, 20726), (964, 19092), (1032, 17834), (1446, 12728), (1591, 11568), (1776, 10363), (1928, 9546), (2064, 8917), (2892, 6364), (3182, 5784), (3856, 4773)]