18951464

素因数分解:

$2^3\times 7^1\times {\mathrm{17}}^2\times {\mathrm{1171}}^1$

素因数の和:1218

約数の個数: 48

約数和(自身を含む): 43176480

約数和(自身を除く): 24225016

約数列:

[1, 2, 4, 7, 8, 14, 17, 28, 34, 56, 68, 119, 136, 238, 289, 476, 578, 952, 1156, 1171, 2023, 2312, 2342, 4046, 4684, 8092, 8197, 9368, 16184, 16394, 19907, 32788, 39814, 65576, 79628, 139349, 159256, 278698, 338419, 557396, 676838, 1114792, 1353676, 2368933, 2707352, 4737866, 9475732, 18951464]

約数ペア:

[(1, 18951464), (2, 9475732), (4, 4737866), (7, 2707352), (8, 2368933), (14, 1353676), (17, 1114792), (28, 676838), (34, 557396), (56, 338419), (68, 278698), (119, 159256), (136, 139349), (238, 79628), (289, 65576), (476, 39814), (578, 32788), (952, 19907), (1156, 16394), (1171, 16184), (2023, 9368), (2312, 8197), (2342, 8092), (4046, 4684)]