19994278051

素因数分解:

${\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{1091}}^1\times {\mathrm{4261}}^1$

素因数の和:5403

約数の個数: 32

約数和(自身を含む): 24126875136

約数和(自身を除く): 4132597085

約数列:

[1, 11, 17, 23, 187, 253, 391, 1091, 4261, 4301, 12001, 18547, 25093, 46871, 72437, 98003, 204017, 276023, 426581, 796807, 1078033, 1666051, 4648751, 4692391, 18326561, 51136261, 79028767, 106921273, 869316437, 1176134003, 1817661641, 19994278051]

約数ペア:

[(1, 19994278051), (11, 1817661641), (17, 1176134003), (23, 869316437), (187, 106921273), (253, 79028767), (391, 51136261), (1091, 18326561), (4261, 4692391), (4301, 4648751), (12001, 1666051), (18547, 1078033), (25093, 796807), (46871, 426581), (72437, 276023), (98003, 204017)]