20148972

素因数分解:

$2^2\times 3^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1\times {\mathrm{191}}^1$

素因数の和:406

約数の個数: 48

約数和(自身を含む): 48384000

約数和(自身を除く): 28235028

約数列:

[1, 2, 3, 4, 6, 12, 59, 118, 149, 177, 191, 236, 298, 354, 382, 447, 573, 596, 708, 764, 894, 1146, 1788, 2292, 8791, 11269, 17582, 22538, 26373, 28459, 33807, 35164, 45076, 52746, 56918, 67614, 85377, 105492, 113836, 135228, 170754, 341508, 1679081, 3358162, 5037243, 6716324, 10074486, 20148972]

約数ペア:

[(1, 20148972), (2, 10074486), (3, 6716324), (4, 5037243), (6, 3358162), (12, 1679081), (59, 341508), (118, 170754), (149, 135228), (177, 113836), (191, 105492), (236, 85377), (298, 67614), (354, 56918), (382, 52746), (447, 45076), (573, 35164), (596, 33807), (708, 28459), (764, 26373), (894, 22538), (1146, 17582), (1788, 11269), (2292, 8791)]