20862702

素因数分解:

$2^1\times 3^2\times 7^1\times {\mathrm{23}}^2\times {\mathrm{313}}^1$

素因数の和:374

約数の個数: 72

約数和(自身を含む): 54176304

約数和(自身を除く): 33313602

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 23, 42, 46, 63, 69, 126, 138, 161, 207, 313, 322, 414, 483, 529, 626, 939, 966, 1058, 1449, 1587, 1878, 2191, 2817, 2898, 3174, 3703, 4382, 4761, 5634, 6573, 7199, 7406, 9522, 11109, 13146, 14398, 19719, 21597, 22218, 33327, 39438, 43194, 50393, 64791, 66654, 100786, 129582, 151179, 165577, 302358, 331154, 453537, 496731, 907074, 993462, 1159039, 1490193, 2318078, 2980386, 3477117, 6954234, 10431351, 20862702]

約数ペア:

[(1, 20862702), (2, 10431351), (3, 6954234), (6, 3477117), (7, 2980386), (9, 2318078), (14, 1490193), (18, 1159039), (21, 993462), (23, 907074), (42, 496731), (46, 453537), (63, 331154), (69, 302358), (126, 165577), (138, 151179), (161, 129582), (207, 100786), (313, 66654), (322, 64791), (414, 50393), (483, 43194), (529, 39438), (626, 33327), (939, 22218), (966, 21597), (1058, 19719), (1449, 14398), (1587, 13146), (1878, 11109), (2191, 9522), (2817, 7406), (2898, 7199), (3174, 6573), (3703, 5634), (4382, 4761)]