20086411108

素因数分解:

$2^2\times {\mathrm{19}}^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{1399}}^1$

素因数の和:1665

約数の個数: 72

約数和(自身を含む): 37965278400

約数和(自身を除く): 17878867292

約数列:

[1, 2, 4, 19, 38, 61, 76, 122, 163, 244, 326, 361, 652, 722, 1159, 1399, 1444, 2318, 2798, 3097, 4636, 5596, 6194, 9943, 12388, 19886, 22021, 26581, 39772, 44042, 53162, 58843, 85339, 88084, 106324, 117686, 170678, 188917, 228037, 235372, 341356, 377834, 456074, 505039, 755668, 912148, 1010078, 1621441, 2020156, 3242882, 3589423, 4332703, 6485764, 7178846, 8665406, 13910257, 14357692, 17330812, 27820514, 30807379, 55641028, 61614758, 82321357, 123229516, 164642714, 264294883, 329285428, 528589766, 1057179532, 5021602777, 10043205554, 20086411108]

約数ペア:

[(1, 20086411108), (2, 10043205554), (4, 5021602777), (19, 1057179532), (38, 528589766), (61, 329285428), (76, 264294883), (122, 164642714), (163, 123229516), (244, 82321357), (326, 61614758), (361, 55641028), (652, 30807379), (722, 27820514), (1159, 17330812), (1399, 14357692), (1444, 13910257), (2318, 8665406), (2798, 7178846), (3097, 6485764), (4636, 4332703), (5596, 3589423), (6194, 3242882), (9943, 2020156), (12388, 1621441), (19886, 1010078), (22021, 912148), (26581, 755668), (39772, 505039), (44042, 456074), (53162, 377834), (58843, 341356), (85339, 235372), (88084, 228037), (106324, 188917), (117686, 170678)]