20722255944

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3906911}}^1$

素因数の和:3906950

約数の個数: 64

約数和(自身を含む): 59072509440

約数和(自身を除く): 38350253496

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 5304, 3906911, 7813822, 11720733, 15627644, 23441466, 31255288, 46882932, 50789843, 66417487, 93765864, 101579686, 132834974, 152369529, 199252461, 203159372, 265669948, 304739058, 398504922, 406318744, 531339896, 609478116, 797009844, 863427331, 1218956232, 1594019688, 1726854662, 2590281993, 3453709324, 5180563986, 6907418648, 10361127972, 20722255944]

約数ペア:

[(1, 20722255944), (2, 10361127972), (3, 6907418648), (4, 5180563986), (6, 3453709324), (8, 2590281993), (12, 1726854662), (13, 1594019688), (17, 1218956232), (24, 863427331), (26, 797009844), (34, 609478116), (39, 531339896), (51, 406318744), (52, 398504922), (68, 304739058), (78, 265669948), (102, 203159372), (104, 199252461), (136, 152369529), (156, 132834974), (204, 101579686), (221, 93765864), (312, 66417487), (408, 50789843), (442, 46882932), (663, 31255288), (884, 23441466), (1326, 15627644), (1768, 11720733), (2652, 7813822), (5304, 3906911)]