421119268

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{307}}^1\times {\mathrm{18049}}^1$

素因数の和:18379

約数の個数: 24

約数和(自身を含む): 778316000

約数和(自身を除く): 357196732

約数列:

[1, 2, 4, 19, 38, 76, 307, 614, 1228, 5833, 11666, 18049, 23332, 36098, 72196, 342931, 685862, 1371724, 5541043, 11082086, 22164172, 105279817, 210559634, 421119268]

約数ペア:

[(1, 421119268), (2, 210559634), (4, 105279817), (19, 22164172), (38, 11082086), (76, 5541043), (307, 1371724), (614, 685862), (1228, 342931), (5833, 72196), (11666, 36098), (18049, 23332)]