20248040408

素因数分解:

$2^3\times {\mathrm{89}}^2\times {\mathrm{173}}^1\times {\mathrm{1847}}^1$

素因数の和:2204

約数の個数: 48

約数和(自身を含む): 38639296080

約数和(自身を除く): 18391255672

約数列:

[1, 2, 4, 8, 89, 173, 178, 346, 356, 692, 712, 1384, 1847, 3694, 7388, 7921, 14776, 15397, 15842, 30794, 31684, 61588, 63368, 123176, 164383, 319531, 328766, 639062, 657532, 1278124, 1315064, 1370333, 2556248, 2740666, 5481332, 10962664, 14630087, 28438259, 29260174, 56876518, 58520348, 113753036, 117040696, 227506072, 2531005051, 5062010102, 10124020204, 20248040408]

約数ペア:

[(1, 20248040408), (2, 10124020204), (4, 5062010102), (8, 2531005051), (89, 227506072), (173, 117040696), (178, 113753036), (346, 58520348), (356, 56876518), (692, 29260174), (712, 28438259), (1384, 14630087), (1847, 10962664), (3694, 5481332), (7388, 2740666), (7921, 2556248), (14776, 1370333), (15397, 1315064), (15842, 1278124), (30794, 657532), (31684, 639062), (61588, 328766), (63368, 319531), (123176, 164383)]