20145431448

素因数分解:

$2^3\times 3^2\times {\mathrm{109}}^1\times {\mathrm{587}}^1\times {\mathrm{4373}}^1$

素因数の和:5081

約数の個数: 96

約数和(自身を含む): 55167512400

約数和(自身を除く): 35022080952

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 109, 218, 327, 436, 587, 654, 872, 981, 1174, 1308, 1761, 1962, 2348, 2616, 3522, 3924, 4373, 4696, 5283, 7044, 7848, 8746, 10566, 13119, 14088, 17492, 21132, 26238, 34984, 39357, 42264, 52476, 63983, 78714, 104952, 127966, 157428, 191949, 255932, 314856, 383898, 476657, 511864, 575847, 767796, 953314, 1151694, 1429971, 1535592, 1906628, 2303388, 2566951, 2859942, 3813256, 4289913, 4606776, 5133902, 5719884, 7700853, 8579826, 10267804, 11439768, 15401706, 17159652, 20535608, 23102559, 30803412, 34319304, 46205118, 61606824, 92410236, 184820472, 279797659, 559595318, 839392977, 1119190636, 1678785954, 2238381272, 2518178931, 3357571908, 5036357862, 6715143816, 10072715724, 20145431448]

約数ペア:

[(1, 20145431448), (2, 10072715724), (3, 6715143816), (4, 5036357862), (6, 3357571908), (8, 2518178931), (9, 2238381272), (12, 1678785954), (18, 1119190636), (24, 839392977), (36, 559595318), (72, 279797659), (109, 184820472), (218, 92410236), (327, 61606824), (436, 46205118), (587, 34319304), (654, 30803412), (872, 23102559), (981, 20535608), (1174, 17159652), (1308, 15401706), (1761, 11439768), (1962, 10267804), (2348, 8579826), (2616, 7700853), (3522, 5719884), (3924, 5133902), (4373, 4606776), (4696, 4289913), (5283, 3813256), (7044, 2859942), (7848, 2566951), (8746, 2303388), (10566, 1906628), (13119, 1535592), (14088, 1429971), (17492, 1151694), (21132, 953314), (26238, 767796), (34984, 575847), (39357, 511864), (42264, 476657), (52476, 383898), (63983, 314856), (78714, 255932), (104952, 191949), (127966, 157428)]