18249296

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{397}}^1$

素因数の和:448

約数の個数: 60

約数和(自身を含む): 40641372

約数和(自身を除く): 22392076

約数列:

[1, 2, 4, 8, 13, 16, 17, 26, 34, 52, 68, 104, 136, 169, 208, 221, 272, 338, 397, 442, 676, 794, 884, 1352, 1588, 1768, 2704, 2873, 3176, 3536, 5161, 5746, 6352, 6749, 10322, 11492, 13498, 20644, 22984, 26996, 41288, 45968, 53992, 67093, 82576, 87737, 107984, 134186, 175474, 268372, 350948, 536744, 701896, 1073488, 1140581, 1403792, 2281162, 4562324, 9124648, 18249296]

約数ペア:

[(1, 18249296), (2, 9124648), (4, 4562324), (8, 2281162), (13, 1403792), (16, 1140581), (17, 1073488), (26, 701896), (34, 536744), (52, 350948), (68, 268372), (104, 175474), (136, 134186), (169, 107984), (208, 87737), (221, 82576), (272, 67093), (338, 53992), (397, 45968), (442, 41288), (676, 26996), (794, 22984), (884, 20644), (1352, 13498), (1588, 11492), (1768, 10322), (2704, 6749), (2873, 6352), (3176, 5746), (3536, 5161)]