2019221765

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{137}}^1\times {\mathrm{3011}}^1$

素因数の和:3253

約数の個数: 32

約数和(自身を含む): 2693450880

約数和(自身を除く): 674229115

約数列:

[1, 5, 11, 55, 89, 137, 445, 685, 979, 1507, 3011, 4895, 7535, 12193, 15055, 33121, 60965, 134123, 165605, 267979, 412507, 670615, 1339895, 2062535, 2947769, 4537577, 14738845, 22687885, 36713123, 183565615, 403844353, 2019221765]

約数ペア:

[(1, 2019221765), (5, 403844353), (11, 183565615), (55, 36713123), (89, 22687885), (137, 14738845), (445, 4537577), (685, 2947769), (979, 2062535), (1507, 1339895), (3011, 670615), (4895, 412507), (7535, 267979), (12193, 165605), (15055, 134123), (33121, 60965)]