16988192

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{97}}^1\times {\mathrm{421}}^1$

素因数の和:541

約数の個数: 48

約数和(自身を含む): 36475992

約数和(自身を除く): 19487800

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 97, 104, 194, 208, 388, 416, 421, 776, 842, 1261, 1552, 1684, 2522, 3104, 3368, 5044, 5473, 6736, 10088, 10946, 13472, 20176, 21892, 40352, 40837, 43784, 81674, 87568, 163348, 175136, 326696, 530881, 653392, 1061762, 1306784, 2123524, 4247048, 8494096, 16988192]

約数ペア:

[(1, 16988192), (2, 8494096), (4, 4247048), (8, 2123524), (13, 1306784), (16, 1061762), (26, 653392), (32, 530881), (52, 326696), (97, 175136), (104, 163348), (194, 87568), (208, 81674), (388, 43784), (416, 40837), (421, 40352), (776, 21892), (842, 20176), (1261, 13472), (1552, 10946), (1684, 10088), (2522, 6736), (3104, 5473), (3368, 5044)]