19051690

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{59}}^1\times {\mathrm{659}}^1$

素因数の和:739

約数の個数: 48

約数和(自身を含む): 40629600

約数和(自身を除く): 21577910

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 59, 70, 98, 118, 245, 295, 413, 490, 590, 659, 826, 1318, 2065, 2891, 3295, 4130, 4613, 5782, 6590, 9226, 14455, 23065, 28910, 32291, 38881, 46130, 64582, 77762, 161455, 194405, 272167, 322910, 388810, 544334, 1360835, 1905169, 2721670, 3810338, 9525845, 19051690]

約数ペア:

[(1, 19051690), (2, 9525845), (5, 3810338), (7, 2721670), (10, 1905169), (14, 1360835), (35, 544334), (49, 388810), (59, 322910), (70, 272167), (98, 194405), (118, 161455), (245, 77762), (295, 64582), (413, 46130), (490, 38881), (590, 32291), (659, 28910), (826, 23065), (1318, 14455), (2065, 9226), (2891, 6590), (3295, 5782), (4130, 4613)]