18467345

素因数分解:

$5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{97}}^1\times {\mathrm{101}}^1$

素因数の和:245

約数の個数: 32

約数和(自身を含む): 25189920

約数和(自身を除く): 6722575

約数列:

[1, 5, 13, 29, 65, 97, 101, 145, 377, 485, 505, 1261, 1313, 1885, 2813, 2929, 6305, 6565, 9797, 14065, 14645, 36569, 38077, 48985, 127361, 182845, 190385, 284113, 636805, 1420565, 3693469, 18467345]

約数ペア:

[(1, 18467345), (5, 3693469), (13, 1420565), (29, 636805), (65, 284113), (97, 190385), (101, 182845), (145, 127361), (377, 48985), (485, 38077), (505, 36569), (1261, 14645), (1313, 14065), (1885, 9797), (2813, 6565), (2929, 6305)]