19474944

素因数分解:

$2^9\times 3^1\times {\mathrm{31}}^1\times {\mathrm{409}}^1$

素因数の和:461

約数の個数: 80

約数和(自身を含む): 53687040

約数和(自身を除く): 34212096

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 32, 48, 62, 64, 93, 96, 124, 128, 186, 192, 248, 256, 372, 384, 409, 496, 512, 744, 768, 818, 992, 1227, 1488, 1536, 1636, 1984, 2454, 2976, 3272, 3968, 4908, 5952, 6544, 7936, 9816, 11904, 12679, 13088, 15872, 19632, 23808, 25358, 26176, 38037, 39264, 47616, 50716, 52352, 76074, 78528, 101432, 104704, 152148, 157056, 202864, 209408, 304296, 314112, 405728, 608592, 628224, 811456, 1217184, 1622912, 2434368, 3245824, 4868736, 6491648, 9737472, 19474944]

約数ペア:

[(1, 19474944), (2, 9737472), (3, 6491648), (4, 4868736), (6, 3245824), (8, 2434368), (12, 1622912), (16, 1217184), (24, 811456), (31, 628224), (32, 608592), (48, 405728), (62, 314112), (64, 304296), (93, 209408), (96, 202864), (124, 157056), (128, 152148), (186, 104704), (192, 101432), (248, 78528), (256, 76074), (372, 52352), (384, 50716), (409, 47616), (496, 39264), (512, 38037), (744, 26176), (768, 25358), (818, 23808), (992, 19632), (1227, 15872), (1488, 13088), (1536, 12679), (1636, 11904), (1984, 9816), (2454, 7936), (2976, 6544), (3272, 5952), (3968, 4908)]