31639256

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{149}}^1$

素因数の和:312

約数の個数: 64

約数和(自身を含む): 69120000

約数和(自身を除く): 37480744

約数列:

[1, 2, 4, 8, 11, 19, 22, 38, 44, 76, 88, 127, 149, 152, 209, 254, 298, 418, 508, 596, 836, 1016, 1192, 1397, 1639, 1672, 2413, 2794, 2831, 3278, 4826, 5588, 5662, 6556, 9652, 11176, 11324, 13112, 18923, 19304, 22648, 26543, 31141, 37846, 53086, 62282, 75692, 106172, 124564, 151384, 208153, 212344, 249128, 359537, 416306, 719074, 832612, 1438148, 1665224, 2876296, 3954907, 7909814, 15819628, 31639256]

約数ペア:

[(1, 31639256), (2, 15819628), (4, 7909814), (8, 3954907), (11, 2876296), (19, 1665224), (22, 1438148), (38, 832612), (44, 719074), (76, 416306), (88, 359537), (127, 249128), (149, 212344), (152, 208153), (209, 151384), (254, 124564), (298, 106172), (418, 75692), (508, 62282), (596, 53086), (836, 37846), (1016, 31141), (1192, 26543), (1397, 22648), (1639, 19304), (1672, 18923), (2413, 13112), (2794, 11324), (2831, 11176), (3278, 9652), (4826, 6556), (5588, 5662)]