20189667135

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{491}}^1\times {\mathrm{8039}}^1$

素因数の和:8580

約数の個数: 64

約数和(自身を含む): 36455546880

約数和(自身を除く): 16265879745

約数列:

[1, 3, 5, 11, 15, 31, 33, 55, 93, 155, 165, 341, 465, 491, 1023, 1473, 1705, 2455, 5115, 5401, 7365, 8039, 15221, 16203, 24117, 27005, 40195, 45663, 76105, 81015, 88429, 120585, 167431, 228315, 249209, 265287, 442145, 502293, 747627, 837155, 1246045, 1326435, 2511465, 2741299, 3738135, 3947149, 8223897, 11841447, 13706495, 19735745, 41119485, 43418639, 59207235, 122361619, 130255917, 217093195, 367084857, 611808095, 651279585, 1345977809, 1835424285, 4037933427, 6729889045, 20189667135]

約数ペア:

[(1, 20189667135), (3, 6729889045), (5, 4037933427), (11, 1835424285), (15, 1345977809), (31, 651279585), (33, 611808095), (55, 367084857), (93, 217093195), (155, 130255917), (165, 122361619), (341, 59207235), (465, 43418639), (491, 41119485), (1023, 19735745), (1473, 13706495), (1705, 11841447), (2455, 8223897), (5115, 3947149), (5401, 3738135), (7365, 2741299), (8039, 2511465), (15221, 1326435), (16203, 1246045), (24117, 837155), (27005, 747627), (40195, 502293), (45663, 442145), (76105, 265287), (81015, 249209), (88429, 228315), (120585, 167431)]