2017890592

素因数分解:

$2^5\times {\mathrm{19}}^1\times {\mathrm{89}}^2\times {\mathrm{419}}^1$

素因数の和:626

約数の個数: 72

約数和(自身を含む): 4239421200

約数和(自身を除く): 2221530608

約数列:

[1, 2, 4, 8, 16, 19, 32, 38, 76, 89, 152, 178, 304, 356, 419, 608, 712, 838, 1424, 1676, 1691, 2848, 3352, 3382, 6704, 6764, 7921, 7961, 13408, 13528, 15842, 15922, 27056, 31684, 31844, 37291, 54112, 63368, 63688, 74582, 126736, 127376, 149164, 150499, 253472, 254752, 298328, 300998, 596656, 601996, 708529, 1193312, 1203992, 1417058, 2407984, 2834116, 3318899, 4815968, 5668232, 6637798, 11336464, 13275596, 22672928, 26551192, 53102384, 63059081, 106204768, 126118162, 252236324, 504472648, 1008945296, 2017890592]

約数ペア:

[(1, 2017890592), (2, 1008945296), (4, 504472648), (8, 252236324), (16, 126118162), (19, 106204768), (32, 63059081), (38, 53102384), (76, 26551192), (89, 22672928), (152, 13275596), (178, 11336464), (304, 6637798), (356, 5668232), (419, 4815968), (608, 3318899), (712, 2834116), (838, 2407984), (1424, 1417058), (1676, 1203992), (1691, 1193312), (2848, 708529), (3352, 601996), (3382, 596656), (6704, 300998), (6764, 298328), (7921, 254752), (7961, 253472), (13408, 150499), (13528, 149164), (15842, 127376), (15922, 126736), (27056, 74582), (31684, 63688), (31844, 63368), (37291, 54112)]