1979923972

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{131749}}^1$

素因数の和:131800

約数の個数: 36

約数和(自身を含む): 3963830500

約数和(自身を除く): 1983906528

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 289, 442, 578, 884, 1156, 3757, 7514, 15028, 131749, 263498, 526996, 1712737, 2239733, 3425474, 4479466, 6850948, 8958932, 29116529, 38075461, 58233058, 76150922, 116466116, 152301844, 494980993, 989961986, 1979923972]

約数ペア:

[(1, 1979923972), (2, 989961986), (4, 494980993), (13, 152301844), (17, 116466116), (26, 76150922), (34, 58233058), (52, 38075461), (68, 29116529), (221, 8958932), (289, 6850948), (442, 4479466), (578, 3425474), (884, 2239733), (1156, 1712737), (3757, 526996), (7514, 263498), (15028, 131749)]