2019211508

素因数分解:

$2^2\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{191}}^1\times {\mathrm{1171}}^1$

素因数の和:1464

約数の個数: 48

約数和(自身を含む): 3711095808

約数和(自身を除く): 1691884300

約数列:

[1, 2, 4, 37, 61, 74, 122, 148, 191, 244, 382, 764, 1171, 2257, 2342, 4514, 4684, 7067, 9028, 11651, 14134, 23302, 28268, 43327, 46604, 71431, 86654, 142862, 173308, 223661, 285724, 431087, 447322, 862174, 894644, 1724348, 2642947, 5285894, 8275457, 10571788, 13643321, 16550914, 27286642, 33101828, 54573284, 504802877, 1009605754, 2019211508]

約数ペア:

[(1, 2019211508), (2, 1009605754), (4, 504802877), (37, 54573284), (61, 33101828), (74, 27286642), (122, 16550914), (148, 13643321), (191, 10571788), (244, 8275457), (382, 5285894), (764, 2642947), (1171, 1724348), (2257, 894644), (2342, 862174), (4514, 447322), (4684, 431087), (7067, 285724), (9028, 223661), (11651, 173308), (14134, 142862), (23302, 86654), (28268, 71431), (43327, 46604)]