19689091012

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{83}}^1\times {\mathrm{76129}}^1$

素因数の和:76276

約数の個数: 48

約数和(自身を含む): 37602129600

約数和(自身を除く): 17913038588

約数列:

[1, 2, 4, 19, 38, 41, 76, 82, 83, 164, 166, 332, 779, 1558, 1577, 3116, 3154, 3403, 6308, 6806, 13612, 64657, 76129, 129314, 152258, 258628, 304516, 1446451, 2892902, 3121289, 5785804, 6242578, 6318707, 12485156, 12637414, 25274828, 59304491, 118608982, 120055433, 237217964, 240110866, 259066987, 480221732, 518133974, 1036267948, 4922272753, 9844545506, 19689091012]

約数ペア:

[(1, 19689091012), (2, 9844545506), (4, 4922272753), (19, 1036267948), (38, 518133974), (41, 480221732), (76, 259066987), (82, 240110866), (83, 237217964), (164, 120055433), (166, 118608982), (332, 59304491), (779, 25274828), (1558, 12637414), (1577, 12485156), (3116, 6318707), (3154, 6242578), (3403, 5785804), (6308, 3121289), (6806, 2892902), (13612, 1446451), (64657, 304516), (76129, 258628), (129314, 152258)]