20189370

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{1277}}^1$

素因数の和:1335

約数の個数: 64

約数和(自身を含む): 53001216

約数和(自身を除く): 32811846

約数列:

[1, 2, 3, 5, 6, 10, 15, 17, 30, 31, 34, 51, 62, 85, 93, 102, 155, 170, 186, 255, 310, 465, 510, 527, 930, 1054, 1277, 1581, 2554, 2635, 3162, 3831, 5270, 6385, 7662, 7905, 12770, 15810, 19155, 21709, 38310, 39587, 43418, 65127, 79174, 108545, 118761, 130254, 197935, 217090, 237522, 325635, 395870, 593805, 651270, 672979, 1187610, 1345958, 2018937, 3364895, 4037874, 6729790, 10094685, 20189370]

約数ペア:

[(1, 20189370), (2, 10094685), (3, 6729790), (5, 4037874), (6, 3364895), (10, 2018937), (15, 1345958), (17, 1187610), (30, 672979), (31, 651270), (34, 593805), (51, 395870), (62, 325635), (85, 237522), (93, 217090), (102, 197935), (155, 130254), (170, 118761), (186, 108545), (255, 79174), (310, 65127), (465, 43418), (510, 39587), (527, 38310), (930, 21709), (1054, 19155), (1277, 15810), (1581, 12770), (2554, 7905), (2635, 7662), (3162, 6385), (3831, 5270)]