20623122

素因数分解:

$2^1\times 3^2\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{2843}}^1$

素因数の和:2895

約数の個数: 48

約数和(自身を含む): 49690368

約数和(自身を除く): 29067246

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 31, 39, 62, 78, 93, 117, 186, 234, 279, 403, 558, 806, 1209, 2418, 2843, 3627, 5686, 7254, 8529, 17058, 25587, 36959, 51174, 73918, 88133, 110877, 176266, 221754, 264399, 332631, 528798, 665262, 793197, 1145729, 1586394, 2291458, 3437187, 6874374, 10311561, 20623122]

約数ペア:

[(1, 20623122), (2, 10311561), (3, 6874374), (6, 3437187), (9, 2291458), (13, 1586394), (18, 1145729), (26, 793197), (31, 665262), (39, 528798), (62, 332631), (78, 264399), (93, 221754), (117, 176266), (186, 110877), (234, 88133), (279, 73918), (403, 51174), (558, 36959), (806, 25587), (1209, 17058), (2418, 8529), (2843, 7254), (3627, 5686)]