18500472

素因数分解:

$2^3\times 3^2\times {\mathrm{263}}^1\times {\mathrm{977}}^1$

素因数の和:1252

約数の個数: 48

約数和(自身を含む): 50347440

約数和(自身を除く): 31846968

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 263, 526, 789, 977, 1052, 1578, 1954, 2104, 2367, 2931, 3156, 3908, 4734, 5862, 6312, 7816, 8793, 9468, 11724, 17586, 18936, 23448, 35172, 70344, 256951, 513902, 770853, 1027804, 1541706, 2055608, 2312559, 3083412, 4625118, 6166824, 9250236, 18500472]

約数ペア:

[(1, 18500472), (2, 9250236), (3, 6166824), (4, 4625118), (6, 3083412), (8, 2312559), (9, 2055608), (12, 1541706), (18, 1027804), (24, 770853), (36, 513902), (72, 256951), (263, 70344), (526, 35172), (789, 23448), (977, 18936), (1052, 17586), (1578, 11724), (1954, 9468), (2104, 8793), (2367, 7816), (2931, 6312), (3156, 5862), (3908, 4734)]