1821986061740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{241}}^1\times {\mathrm{29077339}}^1$

素因数の和:29077602

約数の個数: 48

約数和(自身を含む): 4137589172640

約数和(自身を除く): 2315603110900

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 241, 260, 482, 964, 1205, 2410, 3133, 4820, 6266, 12532, 15665, 31330, 62660, 29077339, 58154678, 116309356, 145386695, 290773390, 378005407, 581546780, 756010814, 1512021628, 1890027035, 3780054070, 7007638699, 7560108140, 14015277398, 28030554796, 35038193495, 70076386990, 91099303087, 140152773980, 182198606174, 364397212348, 455496515435, 910993030870, 1821986061740]

約数ペア:

[(1, 1821986061740), (2, 910993030870), (4, 455496515435), (5, 364397212348), (10, 182198606174), (13, 140152773980), (20, 91099303087), (26, 70076386990), (52, 35038193495), (65, 28030554796), (130, 14015277398), (241, 7560108140), (260, 7007638699), (482, 3780054070), (964, 1890027035), (1205, 1512021628), (2410, 756010814), (3133, 581546780), (4820, 378005407), (6266, 290773390), (12532, 145386695), (15665, 116309356), (31330, 58154678), (62660, 29077339)]