17940468

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{2347}}^1$

素因数の和:2381

約数の個数: 72

約数和(自身を含む): 52463712

約数和(自身を除く): 34523244

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, 2347, 2548, 3822, 4694, 7041, 7644, 9388, 14082, 16429, 28164, 30511, 32858, 49287, 61022, 65716, 91533, 98574, 115003, 122044, 183066, 197148, 213577, 230006, 345009, 366132, 427154, 460012, 640731, 690018, 854308, 1281462, 1380036, 1495039, 2562924, 2990078, 4485117, 5980156, 8970234, 17940468]

約数ペア:

[(1, 17940468), (2, 8970234), (3, 5980156), (4, 4485117), (6, 2990078), (7, 2562924), (12, 1495039), (13, 1380036), (14, 1281462), (21, 854308), (26, 690018), (28, 640731), (39, 460012), (42, 427154), (49, 366132), (52, 345009), (78, 230006), (84, 213577), (91, 197148), (98, 183066), (147, 122044), (156, 115003), (182, 98574), (196, 91533), (273, 65716), (294, 61022), (364, 49287), (546, 32858), (588, 30511), (637, 28164), (1092, 16429), (1274, 14082), (1911, 9388), (2347, 7644), (2548, 7041), (3822, 4694)]