20165080545

素因数分解:

$3^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{5150723}}^1$

素因数の和:5150766

約数の個数: 32

約数和(自身を含む): 37085212800

約数和(自身を除く): 16920132255

約数列:

[1, 3, 5, 9, 15, 27, 29, 45, 87, 135, 145, 261, 435, 783, 1305, 3915, 5150723, 15452169, 25753615, 46356507, 77260845, 139069521, 149370967, 231782535, 448112901, 695347605, 746854835, 1344338703, 2240564505, 4033016109, 6721693515, 20165080545]

約数ペア:

[(1, 20165080545), (3, 6721693515), (5, 4033016109), (9, 2240564505), (15, 1344338703), (27, 746854835), (29, 695347605), (45, 448112901), (87, 231782535), (135, 149370967), (145, 139069521), (261, 77260845), (435, 46356507), (783, 25753615), (1305, 15452169), (3915, 5150723)]