20377044

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^3$

素因数の和:122

約数の個数: 72

約数和(自身を含む): 56026880

約数和(自身を除く): 35649836

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 31, 36, 38, 57, 62, 76, 93, 114, 124, 171, 186, 228, 279, 342, 372, 558, 589, 684, 961, 1116, 1178, 1767, 1922, 2356, 2883, 3534, 3844, 5301, 5766, 7068, 8649, 10602, 11532, 17298, 18259, 21204, 29791, 34596, 36518, 54777, 59582, 73036, 89373, 109554, 119164, 164331, 178746, 219108, 268119, 328662, 357492, 536238, 566029, 657324, 1072476, 1132058, 1698087, 2264116, 3396174, 5094261, 6792348, 10188522, 20377044]

約数ペア:

[(1, 20377044), (2, 10188522), (3, 6792348), (4, 5094261), (6, 3396174), (9, 2264116), (12, 1698087), (18, 1132058), (19, 1072476), (31, 657324), (36, 566029), (38, 536238), (57, 357492), (62, 328662), (76, 268119), (93, 219108), (114, 178746), (124, 164331), (171, 119164), (186, 109554), (228, 89373), (279, 73036), (342, 59582), (372, 54777), (558, 36518), (589, 34596), (684, 29791), (961, 21204), (1116, 18259), (1178, 17298), (1767, 11532), (1922, 10602), (2356, 8649), (2883, 7068), (3534, 5766), (3844, 5301)]