20755368

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{547}}^1$

素因数の和:607

約数の個数: 96

約数和(自身を含む): 61551360

約数和(自身を除く): 40795992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 31, 34, 36, 51, 62, 68, 72, 93, 102, 124, 136, 153, 186, 204, 248, 279, 306, 372, 408, 527, 547, 558, 612, 744, 1054, 1094, 1116, 1224, 1581, 1641, 2108, 2188, 2232, 3162, 3282, 4216, 4376, 4743, 4923, 6324, 6564, 9299, 9486, 9846, 12648, 13128, 16957, 18598, 18972, 19692, 27897, 33914, 37196, 37944, 39384, 50871, 55794, 67828, 74392, 83691, 101742, 111588, 135656, 152613, 167382, 203484, 223176, 288269, 305226, 334764, 406968, 576538, 610452, 669528, 864807, 1153076, 1220904, 1729614, 2306152, 2594421, 3459228, 5188842, 6918456, 10377684, 20755368]

約数ペア:

[(1, 20755368), (2, 10377684), (3, 6918456), (4, 5188842), (6, 3459228), (8, 2594421), (9, 2306152), (12, 1729614), (17, 1220904), (18, 1153076), (24, 864807), (31, 669528), (34, 610452), (36, 576538), (51, 406968), (62, 334764), (68, 305226), (72, 288269), (93, 223176), (102, 203484), (124, 167382), (136, 152613), (153, 135656), (186, 111588), (204, 101742), (248, 83691), (279, 74392), (306, 67828), (372, 55794), (408, 50871), (527, 39384), (547, 37944), (558, 37196), (612, 33914), (744, 27897), (1054, 19692), (1094, 18972), (1116, 18598), (1224, 16957), (1581, 13128), (1641, 12648), (2108, 9846), (2188, 9486), (2232, 9299), (3162, 6564), (3282, 6324), (4216, 4923), (4376, 4743)]