19872034

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{227}}^1$

素因数の和:299

約数の個数: 48

約数和(自身を含む): 38052288

約数和(自身を除く): 18180254

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 169, 182, 227, 259, 338, 454, 481, 518, 962, 1183, 1589, 2366, 2951, 3178, 3367, 5902, 6253, 6734, 8399, 12506, 16798, 20657, 38363, 41314, 43771, 58793, 76726, 87542, 109187, 117586, 218374, 268541, 537082, 764309, 1419431, 1528618, 2838862, 9936017, 19872034]

約数ペア:

[(1, 19872034), (2, 9936017), (7, 2838862), (13, 1528618), (14, 1419431), (26, 764309), (37, 537082), (74, 268541), (91, 218374), (169, 117586), (182, 109187), (227, 87542), (259, 76726), (338, 58793), (454, 43771), (481, 41314), (518, 38363), (962, 20657), (1183, 16798), (1589, 12506), (2366, 8399), (2951, 6734), (3178, 6253), (3367, 5902)]