18803844

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{743}}^1$

素因数の和:809

約数の個数: 72

約数和(自身を含む): 51455040

約数和(自身を除く): 32651196

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 37, 38, 57, 74, 76, 111, 114, 148, 171, 222, 228, 333, 342, 444, 666, 684, 703, 743, 1332, 1406, 1486, 2109, 2229, 2812, 2972, 4218, 4458, 6327, 6687, 8436, 8916, 12654, 13374, 14117, 25308, 26748, 27491, 28234, 42351, 54982, 56468, 82473, 84702, 109964, 127053, 164946, 169404, 247419, 254106, 329892, 494838, 508212, 522329, 989676, 1044658, 1566987, 2089316, 3133974, 4700961, 6267948, 9401922, 18803844]

約数ペア:

[(1, 18803844), (2, 9401922), (3, 6267948), (4, 4700961), (6, 3133974), (9, 2089316), (12, 1566987), (18, 1044658), (19, 989676), (36, 522329), (37, 508212), (38, 494838), (57, 329892), (74, 254106), (76, 247419), (111, 169404), (114, 164946), (148, 127053), (171, 109964), (222, 84702), (228, 82473), (333, 56468), (342, 54982), (444, 42351), (666, 28234), (684, 27491), (703, 26748), (743, 25308), (1332, 14117), (1406, 13374), (1486, 12654), (2109, 8916), (2229, 8436), (2812, 6687), (2972, 6327), (4218, 4458)]