1947156748

素因数分解:

$2^2\times {\mathrm{31}}^1\times {\mathrm{41}}^1\times {\mathrm{449}}^1\times {\mathrm{853}}^1$

素因数の和:1378

約数の個数: 48

約数和(自身を含む): 3615494400

約数和(自身を除く): 1668337652

約数列:

[1, 2, 4, 31, 41, 62, 82, 124, 164, 449, 853, 898, 1271, 1706, 1796, 2542, 3412, 5084, 13919, 18409, 26443, 27838, 34973, 36818, 52886, 55676, 69946, 73636, 105772, 139892, 382997, 570679, 765994, 1084163, 1141358, 1531988, 2168326, 2282716, 4336652, 11872907, 15702877, 23745814, 31405754, 47491628, 62811508, 486789187, 973578374, 1947156748]

約数ペア:

[(1, 1947156748), (2, 973578374), (4, 486789187), (31, 62811508), (41, 47491628), (62, 31405754), (82, 23745814), (124, 15702877), (164, 11872907), (449, 4336652), (853, 2282716), (898, 2168326), (1271, 1531988), (1706, 1141358), (1796, 1084163), (2542, 765994), (3412, 570679), (5084, 382997), (13919, 139892), (18409, 105772), (26443, 73636), (27838, 69946), (34973, 55676), (36818, 52886)]