19663968

素因数分解:

$2^5\times 3^1\times {\mathrm{17}}^1\times {\mathrm{12049}}^1$

素因数の和:12079

約数の個数: 48

約数和(自身を含む): 54658800

約数和(自身を除く): 34994832

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 17, 24, 32, 34, 48, 51, 68, 96, 102, 136, 204, 272, 408, 544, 816, 1632, 12049, 24098, 36147, 48196, 72294, 96392, 144588, 192784, 204833, 289176, 385568, 409666, 578352, 614499, 819332, 1156704, 1228998, 1638664, 2457996, 3277328, 4915992, 6554656, 9831984, 19663968]

約数ペア:

[(1, 19663968), (2, 9831984), (3, 6554656), (4, 4915992), (6, 3277328), (8, 2457996), (12, 1638664), (16, 1228998), (17, 1156704), (24, 819332), (32, 614499), (34, 578352), (48, 409666), (51, 385568), (68, 289176), (96, 204833), (102, 192784), (136, 144588), (204, 96392), (272, 72294), (408, 48196), (544, 36147), (816, 24098), (1632, 12049)]