18504654

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{113}}^1\times {\mathrm{557}}^1$

素因数の和:689

約数の個数: 48

約数和(自身を含む): 43510608

約数和(自身を除く): 25005954

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 49, 98, 113, 147, 226, 294, 339, 557, 678, 791, 1114, 1582, 1671, 2373, 3342, 3899, 4746, 5537, 7798, 11074, 11697, 16611, 23394, 27293, 33222, 54586, 62941, 81879, 125882, 163758, 188823, 377646, 440587, 881174, 1321761, 2643522, 3084109, 6168218, 9252327, 18504654]

約数ペア:

[(1, 18504654), (2, 9252327), (3, 6168218), (6, 3084109), (7, 2643522), (14, 1321761), (21, 881174), (42, 440587), (49, 377646), (98, 188823), (113, 163758), (147, 125882), (226, 81879), (294, 62941), (339, 54586), (557, 33222), (678, 27293), (791, 23394), (1114, 16611), (1582, 11697), (1671, 11074), (2373, 7798), (3342, 5537), (3899, 4746)]