20601516

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{41}}^1\times {\mathrm{3221}}^1$

素因数の和:3282

約数の個数: 48

約数和(自身を含む): 53047008

約数和(自身を除く): 32445492

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 41, 52, 78, 82, 123, 156, 164, 246, 492, 533, 1066, 1599, 2132, 3198, 3221, 6396, 6442, 9663, 12884, 19326, 38652, 41873, 83746, 125619, 132061, 167492, 251238, 264122, 396183, 502476, 528244, 792366, 1584732, 1716793, 3433586, 5150379, 6867172, 10300758, 20601516]

約数ペア:

[(1, 20601516), (2, 10300758), (3, 6867172), (4, 5150379), (6, 3433586), (12, 1716793), (13, 1584732), (26, 792366), (39, 528244), (41, 502476), (52, 396183), (78, 264122), (82, 251238), (123, 167492), (156, 132061), (164, 125619), (246, 83746), (492, 41873), (533, 38652), (1066, 19326), (1599, 12884), (2132, 9663), (3198, 6442), (3221, 6396)]