19316224

素因数分解:

$2^9\times {\mathrm{31}}^1\times {\mathrm{1217}}^1$

素因数の和:1266

約数の個数: 40

約数和(自身を含む): 39872448

約数和(自身を除く): 20556224

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 64, 124, 128, 248, 256, 496, 512, 992, 1217, 1984, 2434, 3968, 4868, 7936, 9736, 15872, 19472, 37727, 38944, 75454, 77888, 150908, 155776, 301816, 311552, 603632, 623104, 1207264, 2414528, 4829056, 9658112, 19316224]

約数ペア:

[(1, 19316224), (2, 9658112), (4, 4829056), (8, 2414528), (16, 1207264), (31, 623104), (32, 603632), (62, 311552), (64, 301816), (124, 155776), (128, 150908), (248, 77888), (256, 75454), (496, 38944), (512, 37727), (992, 19472), (1217, 15872), (1984, 9736), (2434, 7936), (3968, 4868)]