18138084

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^2\times {\mathrm{53}}^1\times {\mathrm{79}}^1$

素因数の和:177

約数の個数: 72

約数和(自身を含む): 46085760

約数和(自身を除く): 27947676

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 53, 57, 76, 79, 106, 114, 158, 159, 212, 228, 237, 316, 318, 361, 474, 636, 722, 948, 1007, 1083, 1444, 1501, 2014, 2166, 3002, 3021, 4028, 4187, 4332, 4503, 6004, 6042, 8374, 9006, 12084, 12561, 16748, 18012, 19133, 25122, 28519, 38266, 50244, 57038, 57399, 76532, 79553, 85557, 114076, 114798, 159106, 171114, 229596, 238659, 318212, 342228, 477318, 954636, 1511507, 3023014, 4534521, 6046028, 9069042, 18138084]

約数ペア:

[(1, 18138084), (2, 9069042), (3, 6046028), (4, 4534521), (6, 3023014), (12, 1511507), (19, 954636), (38, 477318), (53, 342228), (57, 318212), (76, 238659), (79, 229596), (106, 171114), (114, 159106), (158, 114798), (159, 114076), (212, 85557), (228, 79553), (237, 76532), (316, 57399), (318, 57038), (361, 50244), (474, 38266), (636, 28519), (722, 25122), (948, 19133), (1007, 18012), (1083, 16748), (1444, 12561), (1501, 12084), (2014, 9006), (2166, 8374), (3002, 6042), (3021, 6004), (4028, 4503), (4187, 4332)]