20046285

素因数分解:

$3^5\times 5^1\times 7^1\times {\mathrm{2357}}^1$

素因数の和:2384

約数の個数: 48

約数和(自身を含む): 41198976

約数和(自身を除く): 21152691

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 81, 105, 135, 189, 243, 315, 405, 567, 945, 1215, 1701, 2357, 2835, 7071, 8505, 11785, 16499, 21213, 35355, 49497, 63639, 82495, 106065, 148491, 190917, 247485, 318195, 445473, 572751, 742455, 954585, 1336419, 2227365, 2863755, 4009257, 6682095, 20046285]

約数ペア:

[(1, 20046285), (3, 6682095), (5, 4009257), (7, 2863755), (9, 2227365), (15, 1336419), (21, 954585), (27, 742455), (35, 572751), (45, 445473), (63, 318195), (81, 247485), (105, 190917), (135, 148491), (189, 106065), (243, 82495), (315, 63639), (405, 49497), (567, 35355), (945, 21213), (1215, 16499), (1701, 11785), (2357, 8505), (2835, 7071)]