19620510

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{7187}}^1$

素因数の和:7217

約数の個数: 64

約数和(自身を含む): 57964032

約数和(自身を除く): 38343522

約数列:

[1, 2, 3, 5, 6, 7, 10, 13, 14, 15, 21, 26, 30, 35, 39, 42, 65, 70, 78, 91, 105, 130, 182, 195, 210, 273, 390, 455, 546, 910, 1365, 2730, 7187, 14374, 21561, 35935, 43122, 50309, 71870, 93431, 100618, 107805, 150927, 186862, 215610, 251545, 280293, 301854, 467155, 503090, 560586, 654017, 754635, 934310, 1308034, 1401465, 1509270, 1962051, 2802930, 3270085, 3924102, 6540170, 9810255, 19620510]

約数ペア:

[(1, 19620510), (2, 9810255), (3, 6540170), (5, 3924102), (6, 3270085), (7, 2802930), (10, 1962051), (13, 1509270), (14, 1401465), (15, 1308034), (21, 934310), (26, 754635), (30, 654017), (35, 560586), (39, 503090), (42, 467155), (65, 301854), (70, 280293), (78, 251545), (91, 215610), (105, 186862), (130, 150927), (182, 107805), (195, 100618), (210, 93431), (273, 71870), (390, 50309), (455, 43122), (546, 35935), (910, 21561), (1365, 14374), (2730, 7187)]