20445045

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{3119}}^1$

素因数の和:3169

約数の個数: 32

約数和(自身を含む): 35942400

約数和(自身を除く): 15497355

約数列:

[1, 3, 5, 15, 19, 23, 57, 69, 95, 115, 285, 345, 437, 1311, 2185, 3119, 6555, 9357, 15595, 46785, 59261, 71737, 177783, 215211, 296305, 358685, 888915, 1076055, 1363003, 4089009, 6815015, 20445045]

約数ペア:

[(1, 20445045), (3, 6815015), (5, 4089009), (15, 1363003), (19, 1076055), (23, 888915), (57, 358685), (69, 296305), (95, 215211), (115, 177783), (285, 71737), (345, 59261), (437, 46785), (1311, 15595), (2185, 9357), (3119, 6555)]