18000216

素因数分解:

$2^3\times 3^2\times {\mathrm{13}}^1\times {\mathrm{19231}}^1$

素因数の和:19256

約数の個数: 48

約数和(自身を含む): 52503360

約数和(自身を除く): 34503144

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 36, 39, 52, 72, 78, 104, 117, 156, 234, 312, 468, 936, 19231, 38462, 57693, 76924, 115386, 153848, 173079, 230772, 250003, 346158, 461544, 500006, 692316, 750009, 1000012, 1384632, 1500018, 2000024, 2250027, 3000036, 4500054, 6000072, 9000108, 18000216]

約数ペア:

[(1, 18000216), (2, 9000108), (3, 6000072), (4, 4500054), (6, 3000036), (8, 2250027), (9, 2000024), (12, 1500018), (13, 1384632), (18, 1000012), (24, 750009), (26, 692316), (36, 500006), (39, 461544), (52, 346158), (72, 250003), (78, 230772), (104, 173079), (117, 153848), (156, 115386), (234, 76924), (312, 57693), (468, 38462), (936, 19231)]