20423052

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{151}}^1$

素因数の和:208

約数の個数: 108

約数和(自身を含む): 59449936

約数和(自身を除く): 39026884

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 17, 18, 26, 34, 36, 39, 51, 52, 68, 78, 102, 117, 151, 153, 156, 204, 221, 234, 289, 302, 306, 442, 453, 468, 578, 604, 612, 663, 867, 884, 906, 1156, 1326, 1359, 1734, 1812, 1963, 1989, 2567, 2601, 2652, 2718, 3468, 3757, 3926, 3978, 5134, 5202, 5436, 5889, 7514, 7701, 7852, 7956, 10268, 10404, 11271, 11778, 15028, 15402, 17667, 22542, 23103, 23556, 30804, 33371, 33813, 35334, 43639, 45084, 46206, 66742, 67626, 70668, 87278, 92412, 100113, 130917, 133484, 135252, 174556, 200226, 261834, 300339, 392751, 400452, 523668, 567307, 600678, 785502, 1134614, 1201356, 1571004, 1701921, 2269228, 3403842, 5105763, 6807684, 10211526, 20423052]

約数ペア:

[(1, 20423052), (2, 10211526), (3, 6807684), (4, 5105763), (6, 3403842), (9, 2269228), (12, 1701921), (13, 1571004), (17, 1201356), (18, 1134614), (26, 785502), (34, 600678), (36, 567307), (39, 523668), (51, 400452), (52, 392751), (68, 300339), (78, 261834), (102, 200226), (117, 174556), (151, 135252), (153, 133484), (156, 130917), (204, 100113), (221, 92412), (234, 87278), (289, 70668), (302, 67626), (306, 66742), (442, 46206), (453, 45084), (468, 43639), (578, 35334), (604, 33813), (612, 33371), (663, 30804), (867, 23556), (884, 23103), (906, 22542), (1156, 17667), (1326, 15402), (1359, 15028), (1734, 11778), (1812, 11271), (1963, 10404), (1989, 10268), (2567, 7956), (2601, 7852), (2652, 7701), (2718, 7514), (3468, 5889), (3757, 5436), (3926, 5202), (3978, 5134)]