16626974

素因数分解:

$2^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{421}}^1$

素因数の和:481

約数の個数: 48

約数和(自身を含む): 32328576

約数和(自身を除く): 15701602

約数列:

[1, 2, 7, 13, 14, 26, 31, 49, 62, 91, 98, 182, 217, 403, 421, 434, 637, 806, 842, 1274, 1519, 2821, 2947, 3038, 5473, 5642, 5894, 10946, 13051, 19747, 20629, 26102, 38311, 39494, 41258, 76622, 91357, 169663, 182714, 268177, 339326, 536354, 639499, 1187641, 1278998, 2375282, 8313487, 16626974]

約数ペア:

[(1, 16626974), (2, 8313487), (7, 2375282), (13, 1278998), (14, 1187641), (26, 639499), (31, 536354), (49, 339326), (62, 268177), (91, 182714), (98, 169663), (182, 91357), (217, 76622), (403, 41258), (421, 39494), (434, 38311), (637, 26102), (806, 20629), (842, 19747), (1274, 13051), (1519, 10946), (2821, 5894), (2947, 5642), (3038, 5473)]