20199195258

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^2\times {\mathrm{401}}^1\times {\mathrm{69383}}^1$

素因数の和:69811

約数の個数: 48

約数和(自身を含む): 44516219328

約数和(自身を除く): 24317024070

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 121, 242, 363, 401, 726, 802, 1203, 2406, 4411, 8822, 13233, 26466, 48521, 69383, 97042, 138766, 145563, 208149, 291126, 416298, 763213, 1526426, 2289639, 4579278, 8395343, 16790686, 25186029, 27822583, 50372058, 55645166, 83467749, 166935498, 306048413, 612096826, 918145239, 1836290478, 3366532543, 6733065086, 10099597629, 20199195258]

約数ペア:

[(1, 20199195258), (2, 10099597629), (3, 6733065086), (6, 3366532543), (11, 1836290478), (22, 918145239), (33, 612096826), (66, 306048413), (121, 166935498), (242, 83467749), (363, 55645166), (401, 50372058), (726, 27822583), (802, 25186029), (1203, 16790686), (2406, 8395343), (4411, 4579278), (8822, 2289639), (13233, 1526426), (26466, 763213), (48521, 416298), (69383, 291126), (97042, 208149), (138766, 145563)]