12171964

素因数分解:

$2^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{37}}^1\times {\mathrm{379}}^1$

素因数の和:458

約数の個数: 48

約数和(自身を含む): 25876480

約数和(自身を除く): 13704516

約数列:

[1, 2, 4, 7, 14, 28, 31, 37, 62, 74, 124, 148, 217, 259, 379, 434, 518, 758, 868, 1036, 1147, 1516, 2294, 2653, 4588, 5306, 8029, 10612, 11749, 14023, 16058, 23498, 28046, 32116, 46996, 56092, 82243, 98161, 164486, 196322, 328972, 392644, 434713, 869426, 1738852, 3042991, 6085982, 12171964]

約数ペア:

[(1, 12171964), (2, 6085982), (4, 3042991), (7, 1738852), (14, 869426), (28, 434713), (31, 392644), (37, 328972), (62, 196322), (74, 164486), (124, 98161), (148, 82243), (217, 56092), (259, 46996), (379, 32116), (434, 28046), (518, 23498), (758, 16058), (868, 14023), (1036, 11749), (1147, 10612), (1516, 8029), (2294, 5306), (2653, 4588)]