18016908

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2357}}^1$

素因数の和:2391

約数の個数: 72

約数和(自身を含む): 52687152

約数和(自身を除く): 34670244

約数列:

[1, 2, 3, 4, 6, 7, 12, 13, 14, 21, 26, 28, 39, 42, 49, 52, 78, 84, 91, 98, 147, 156, 182, 196, 273, 294, 364, 546, 588, 637, 1092, 1274, 1911, 2357, 2548, 3822, 4714, 7071, 7644, 9428, 14142, 16499, 28284, 30641, 32998, 49497, 61282, 65996, 91923, 98994, 115493, 122564, 183846, 197988, 214487, 230986, 346479, 367692, 428974, 461972, 643461, 692958, 857948, 1286922, 1385916, 1501409, 2573844, 3002818, 4504227, 6005636, 9008454, 18016908]

約数ペア:

[(1, 18016908), (2, 9008454), (3, 6005636), (4, 4504227), (6, 3002818), (7, 2573844), (12, 1501409), (13, 1385916), (14, 1286922), (21, 857948), (26, 692958), (28, 643461), (39, 461972), (42, 428974), (49, 367692), (52, 346479), (78, 230986), (84, 214487), (91, 197988), (98, 183846), (147, 122564), (156, 115493), (182, 98994), (196, 91923), (273, 65996), (294, 61282), (364, 49497), (546, 32998), (588, 30641), (637, 28284), (1092, 16499), (1274, 14142), (1911, 9428), (2357, 7644), (2548, 7071), (3822, 4714)]