18804937844

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{1151981}}^1$

素因数の和:1152056

約数の個数: 48

約数和(自身を含む): 41803122816

約数和(自身を除く): 22998184972

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1166, 1484, 2332, 4081, 8162, 16324, 1151981, 2303962, 4607924, 8063867, 12671791, 16127734, 25343582, 32255468, 50687164, 61054993, 88702537, 122109986, 177405074, 244219972, 354810148, 427384951, 671604923, 854769902, 1343209846, 1709539804, 2686419692, 4701234461, 9402468922, 18804937844]

約数ペア:

[(1, 18804937844), (2, 9402468922), (4, 4701234461), (7, 2686419692), (11, 1709539804), (14, 1343209846), (22, 854769902), (28, 671604923), (44, 427384951), (53, 354810148), (77, 244219972), (106, 177405074), (154, 122109986), (212, 88702537), (308, 61054993), (371, 50687164), (583, 32255468), (742, 25343582), (1166, 16127734), (1484, 12671791), (2332, 8063867), (4081, 4607924), (8162, 2303962), (16324, 1151981)]