20627352

素因数分解:

$2^3\times 3^3\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{89}}^1$

素因数の和:170

約数の個数: 128

約数和(自身を含む): 61560000

約数和(自身を除く): 40932648

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 29, 36, 37, 54, 58, 72, 74, 87, 89, 108, 111, 116, 148, 174, 178, 216, 222, 232, 261, 267, 296, 333, 348, 356, 444, 522, 534, 666, 696, 712, 783, 801, 888, 999, 1044, 1068, 1073, 1332, 1566, 1602, 1998, 2088, 2136, 2146, 2403, 2581, 2664, 3132, 3204, 3219, 3293, 3996, 4292, 4806, 5162, 6264, 6408, 6438, 6586, 7743, 7992, 8584, 9612, 9657, 9879, 10324, 12876, 13172, 15486, 19224, 19314, 19758, 20648, 23229, 25752, 26344, 28971, 29637, 30972, 38628, 39516, 46458, 57942, 59274, 61944, 69687, 77256, 79032, 88911, 92916, 95497, 115884, 118548, 139374, 177822, 185832, 190994, 231768, 237096, 278748, 286491, 355644, 381988, 557496, 572982, 711288, 763976, 859473, 1145964, 1718946, 2291928, 2578419, 3437892, 5156838, 6875784, 10313676, 20627352]

約数ペア:

[(1, 20627352), (2, 10313676), (3, 6875784), (4, 5156838), (6, 3437892), (8, 2578419), (9, 2291928), (12, 1718946), (18, 1145964), (24, 859473), (27, 763976), (29, 711288), (36, 572982), (37, 557496), (54, 381988), (58, 355644), (72, 286491), (74, 278748), (87, 237096), (89, 231768), (108, 190994), (111, 185832), (116, 177822), (148, 139374), (174, 118548), (178, 115884), (216, 95497), (222, 92916), (232, 88911), (261, 79032), (267, 77256), (296, 69687), (333, 61944), (348, 59274), (356, 57942), (444, 46458), (522, 39516), (534, 38628), (666, 30972), (696, 29637), (712, 28971), (783, 26344), (801, 25752), (888, 23229), (999, 20648), (1044, 19758), (1068, 19314), (1073, 19224), (1332, 15486), (1566, 13172), (1602, 12876), (1998, 10324), (2088, 9879), (2136, 9657), (2146, 9612), (2403, 8584), (2581, 7992), (2664, 7743), (3132, 6586), (3204, 6438), (3219, 6408), (3293, 6264), (3996, 5162), (4292, 4806)]