31968716

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{19}}^2\times {\mathrm{131}}^1$

素因数の和:199

約数の個数: 54

約数和(自身を含む): 64424052

約数和(自身を除く): 32455336

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 131, 169, 247, 262, 338, 361, 494, 524, 676, 722, 988, 1444, 1703, 2489, 3211, 3406, 4693, 4978, 6422, 6812, 9386, 9956, 12844, 18772, 22139, 32357, 44278, 47291, 61009, 64714, 88556, 94582, 122018, 129428, 189164, 244036, 420641, 614783, 841282, 1229566, 1682564, 2459132, 7992179, 15984358, 31968716]

約数ペア:

[(1, 31968716), (2, 15984358), (4, 7992179), (13, 2459132), (19, 1682564), (26, 1229566), (38, 841282), (52, 614783), (76, 420641), (131, 244036), (169, 189164), (247, 129428), (262, 122018), (338, 94582), (361, 88556), (494, 64714), (524, 61009), (676, 47291), (722, 44278), (988, 32357), (1444, 22139), (1703, 18772), (2489, 12844), (3211, 9956), (3406, 9386), (4693, 6812), (4978, 6422)]