20639586

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{151}}^1$

素因数の和:295

約数の個数: 64

約数和(自身を含む): 48153600

約数和(自身を除く): 27514014

約数列:

[1, 2, 3, 6, 11, 19, 22, 33, 38, 57, 66, 109, 114, 151, 209, 218, 302, 327, 418, 453, 627, 654, 906, 1199, 1254, 1661, 2071, 2398, 2869, 3322, 3597, 4142, 4983, 5738, 6213, 7194, 8607, 9966, 12426, 16459, 17214, 22781, 31559, 32918, 45562, 49377, 63118, 68343, 94677, 98754, 136686, 181049, 189354, 312721, 362098, 543147, 625442, 938163, 1086294, 1876326, 3439931, 6879862, 10319793, 20639586]

約数ペア:

[(1, 20639586), (2, 10319793), (3, 6879862), (6, 3439931), (11, 1876326), (19, 1086294), (22, 938163), (33, 625442), (38, 543147), (57, 362098), (66, 312721), (109, 189354), (114, 181049), (151, 136686), (209, 98754), (218, 94677), (302, 68343), (327, 63118), (418, 49377), (453, 45562), (627, 32918), (654, 31559), (906, 22781), (1199, 17214), (1254, 16459), (1661, 12426), (2071, 9966), (2398, 8607), (2869, 7194), (3322, 6213), (3597, 5738), (4142, 4983)]