18658224

素因数分解:

$2^4\times 3^2\times {\mathrm{13}}^1\times {\mathrm{9967}}^1$

素因数の和:9994

約数の個数: 60

約数和(自身を含む): 56239456

約数和(自身を除く): 37581232

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 16, 18, 24, 26, 36, 39, 48, 52, 72, 78, 104, 117, 144, 156, 208, 234, 312, 468, 624, 936, 1872, 9967, 19934, 29901, 39868, 59802, 79736, 89703, 119604, 129571, 159472, 179406, 239208, 259142, 358812, 388713, 478416, 518284, 717624, 777426, 1036568, 1166139, 1435248, 1554852, 2073136, 2332278, 3109704, 4664556, 6219408, 9329112, 18658224]

約数ペア:

[(1, 18658224), (2, 9329112), (3, 6219408), (4, 4664556), (6, 3109704), (8, 2332278), (9, 2073136), (12, 1554852), (13, 1435248), (16, 1166139), (18, 1036568), (24, 777426), (26, 717624), (36, 518284), (39, 478416), (48, 388713), (52, 358812), (72, 259142), (78, 239208), (104, 179406), (117, 159472), (144, 129571), (156, 119604), (208, 89703), (234, 79736), (312, 59802), (468, 39868), (624, 29901), (936, 19934), (1872, 9967)]