20945714

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{83}}^1\times {\mathrm{229}}^1$

素因数の和:362

約数の個数: 32

約数和(自身を含む): 34776000

約数和(自身を除く): 13830286

約数列:

[1, 2, 19, 29, 38, 58, 83, 166, 229, 458, 551, 1102, 1577, 2407, 3154, 4351, 4814, 6641, 8702, 13282, 19007, 38014, 45733, 91466, 126179, 252358, 361133, 551203, 722266, 1102406, 10472857, 20945714]

約数ペア:

[(1, 20945714), (2, 10472857), (19, 1102406), (29, 722266), (38, 551203), (58, 361133), (83, 252358), (166, 126179), (229, 91466), (458, 45733), (551, 38014), (1102, 19007), (1577, 13282), (2407, 8702), (3154, 6641), (4351, 4814)]