20607876

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{151}}^1\times {\mathrm{223}}^1$

素因数の和:401

約数の個数: 72

約数和(自身を含む): 55770624

約数和(自身を除く): 35162748

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 68, 102, 151, 153, 204, 223, 302, 306, 446, 453, 604, 612, 669, 892, 906, 1338, 1359, 1812, 2007, 2567, 2676, 2718, 3791, 4014, 5134, 5436, 7582, 7701, 8028, 10268, 11373, 15164, 15402, 22746, 23103, 30804, 33673, 34119, 45492, 46206, 67346, 68238, 92412, 101019, 134692, 136476, 202038, 303057, 404076, 572441, 606114, 1144882, 1212228, 1717323, 2289764, 3434646, 5151969, 6869292, 10303938, 20607876]

約数ペア:

[(1, 20607876), (2, 10303938), (3, 6869292), (4, 5151969), (6, 3434646), (9, 2289764), (12, 1717323), (17, 1212228), (18, 1144882), (34, 606114), (36, 572441), (51, 404076), (68, 303057), (102, 202038), (151, 136476), (153, 134692), (204, 101019), (223, 92412), (302, 68238), (306, 67346), (446, 46206), (453, 45492), (604, 34119), (612, 33673), (669, 30804), (892, 23103), (906, 22746), (1338, 15402), (1359, 15164), (1812, 11373), (2007, 10268), (2567, 8028), (2676, 7701), (2718, 7582), (3791, 5436), (4014, 5134)]