18139884

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{12703}}^1$

素因数の和:12734

約数の個数: 48

約数和(自身を含む): 51222528

約数和(自身を除く): 33082644

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 17, 21, 28, 34, 42, 51, 68, 84, 102, 119, 204, 238, 357, 476, 714, 1428, 12703, 25406, 38109, 50812, 76218, 88921, 152436, 177842, 215951, 266763, 355684, 431902, 533526, 647853, 863804, 1067052, 1295706, 1511657, 2591412, 3023314, 4534971, 6046628, 9069942, 18139884]

約数ペア:

[(1, 18139884), (2, 9069942), (3, 6046628), (4, 4534971), (6, 3023314), (7, 2591412), (12, 1511657), (14, 1295706), (17, 1067052), (21, 863804), (28, 647853), (34, 533526), (42, 431902), (51, 355684), (68, 266763), (84, 215951), (102, 177842), (119, 152436), (204, 88921), (238, 76218), (357, 50812), (476, 38109), (714, 25406), (1428, 12703)]