19727724

素因数分解:

$2^2\times 3^1\times {\mathrm{41}}^1\times {\mathrm{101}}^1\times {\mathrm{397}}^1$

素因数の和:546

約数の個数: 48

約数和(自身を含む): 47740896

約数和(自身を除く): 28013172

約数列:

[1, 2, 3, 4, 6, 12, 41, 82, 101, 123, 164, 202, 246, 303, 397, 404, 492, 606, 794, 1191, 1212, 1588, 2382, 4141, 4764, 8282, 12423, 16277, 16564, 24846, 32554, 40097, 48831, 49692, 65108, 80194, 97662, 120291, 160388, 195324, 240582, 481164, 1643977, 3287954, 4931931, 6575908, 9863862, 19727724]

約数ペア:

[(1, 19727724), (2, 9863862), (3, 6575908), (4, 4931931), (6, 3287954), (12, 1643977), (41, 481164), (82, 240582), (101, 195324), (123, 160388), (164, 120291), (202, 97662), (246, 80194), (303, 65108), (397, 49692), (404, 48831), (492, 40097), (606, 32554), (794, 24846), (1191, 16564), (1212, 16277), (1588, 12423), (2382, 8282), (4141, 4764)]