19562340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{991}}^1$

素因数の和:1057

約数の個数: 96

約数和(自身を含む): 63995904

約数和(自身を除く): 44433564

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 47, 60, 70, 84, 94, 105, 140, 141, 188, 210, 235, 282, 329, 420, 470, 564, 658, 705, 940, 987, 991, 1316, 1410, 1645, 1974, 1982, 2820, 2973, 3290, 3948, 3964, 4935, 4955, 5946, 6580, 6937, 9870, 9910, 11892, 13874, 14865, 19740, 19820, 20811, 27748, 29730, 34685, 41622, 46577, 59460, 69370, 83244, 93154, 104055, 138740, 139731, 186308, 208110, 232885, 279462, 326039, 416220, 465770, 558924, 652078, 698655, 931540, 978117, 1304156, 1397310, 1630195, 1956234, 2794620, 3260390, 3912468, 4890585, 6520780, 9781170, 19562340]

約数ペア:

[(1, 19562340), (2, 9781170), (3, 6520780), (4, 4890585), (5, 3912468), (6, 3260390), (7, 2794620), (10, 1956234), (12, 1630195), (14, 1397310), (15, 1304156), (20, 978117), (21, 931540), (28, 698655), (30, 652078), (35, 558924), (42, 465770), (47, 416220), (60, 326039), (70, 279462), (84, 232885), (94, 208110), (105, 186308), (140, 139731), (141, 138740), (188, 104055), (210, 93154), (235, 83244), (282, 69370), (329, 59460), (420, 46577), (470, 41622), (564, 34685), (658, 29730), (705, 27748), (940, 20811), (987, 19820), (991, 19740), (1316, 14865), (1410, 13874), (1645, 11892), (1974, 9910), (1982, 9870), (2820, 6937), (2973, 6580), (3290, 5946), (3948, 4955), (3964, 4935)]