19712909190

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{83}}^1\times {\mathrm{608987}}^1$

素因数の和:609093

約数の個数: 64

約数和(自身を含む): 51564231936

約数和(自身を除く): 31851322746

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 83, 130, 166, 195, 249, 390, 415, 498, 830, 1079, 1245, 2158, 2490, 3237, 5395, 6474, 10790, 16185, 32370, 608987, 1217974, 1826961, 3044935, 3653922, 6089870, 7916831, 9134805, 15833662, 18269610, 23750493, 39584155, 47500986, 50545921, 79168310, 101091842, 118752465, 151637763, 237504930, 252729605, 303275526, 505459210, 657096973, 758188815, 1314193946, 1516377630, 1971290919, 3285484865, 3942581838, 6570969730, 9856454595, 19712909190]

約数ペア:

[(1, 19712909190), (2, 9856454595), (3, 6570969730), (5, 3942581838), (6, 3285484865), (10, 1971290919), (13, 1516377630), (15, 1314193946), (26, 758188815), (30, 657096973), (39, 505459210), (65, 303275526), (78, 252729605), (83, 237504930), (130, 151637763), (166, 118752465), (195, 101091842), (249, 79168310), (390, 50545921), (415, 47500986), (498, 39584155), (830, 23750493), (1079, 18269610), (1245, 15833662), (2158, 9134805), (2490, 7916831), (3237, 6089870), (5395, 3653922), (6474, 3044935), (10790, 1826961), (16185, 1217974), (32370, 608987)]