20201235915

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{492053}}^1$

素因数の和:492108

約数の個数: 64

約数和(自身を含む): 40812926976

約数和(自身を除く): 20611691061

約数列:

[1, 3, 5, 7, 15, 17, 21, 23, 35, 51, 69, 85, 105, 115, 119, 161, 255, 345, 357, 391, 483, 595, 805, 1173, 1785, 1955, 2415, 2737, 5865, 8211, 13685, 41055, 492053, 1476159, 2460265, 3444371, 7380795, 8364901, 10333113, 11317219, 17221855, 25094703, 33951657, 41824505, 51665565, 56586095, 58554307, 79220533, 125473515, 169758285, 175662921, 192392723, 237661599, 292771535, 396102665, 577178169, 878314605, 961963615, 1188307995, 1346749061, 2885890845, 4040247183, 6733745305, 20201235915]

約数ペア:

[(1, 20201235915), (3, 6733745305), (5, 4040247183), (7, 2885890845), (15, 1346749061), (17, 1188307995), (21, 961963615), (23, 878314605), (35, 577178169), (51, 396102665), (69, 292771535), (85, 237661599), (105, 192392723), (115, 175662921), (119, 169758285), (161, 125473515), (255, 79220533), (345, 58554307), (357, 56586095), (391, 51665565), (483, 41824505), (595, 33951657), (805, 25094703), (1173, 17221855), (1785, 11317219), (1955, 10333113), (2415, 8364901), (2737, 7380795), (5865, 3444371), (8211, 2460265), (13685, 1476159), (41055, 492053)]