20897130

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{461}}^1\times {\mathrm{1511}}^1$

素因数の和:1982

約数の個数: 32

約数和(自身を含む): 50295168

約数和(自身を除く): 29398038

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 461, 922, 1383, 1511, 2305, 2766, 3022, 4533, 4610, 6915, 7555, 9066, 13830, 15110, 22665, 45330, 696571, 1393142, 2089713, 3482855, 4179426, 6965710, 10448565, 20897130]

約数ペア:

[(1, 20897130), (2, 10448565), (3, 6965710), (5, 4179426), (6, 3482855), (10, 2089713), (15, 1393142), (30, 696571), (461, 45330), (922, 22665), (1383, 15110), (1511, 13830), (2305, 9066), (2766, 7555), (3022, 6915), (4533, 4610)]