19933992

素因数分解:

$2^3\times 3^3\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 128

約数和(自身を含む): 61824000

約数和(自身を除く): 41890008

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 13, 18, 24, 26, 27, 31, 36, 39, 52, 54, 62, 72, 78, 93, 104, 108, 117, 124, 156, 186, 216, 229, 234, 248, 279, 312, 351, 372, 403, 458, 468, 558, 687, 702, 744, 806, 837, 916, 936, 1116, 1209, 1374, 1404, 1612, 1674, 1832, 2061, 2232, 2418, 2748, 2808, 2977, 3224, 3348, 3627, 4122, 4836, 5496, 5954, 6183, 6696, 7099, 7254, 8244, 8931, 9672, 10881, 11908, 12366, 14198, 14508, 16488, 17862, 21297, 21762, 23816, 24732, 26793, 28396, 29016, 35724, 42594, 43524, 49464, 53586, 56792, 63891, 71448, 80379, 85188, 87048, 92287, 107172, 127782, 160758, 170376, 184574, 191673, 214344, 255564, 276861, 321516, 369148, 383346, 511128, 553722, 643032, 738296, 766692, 830583, 1107444, 1533384, 1661166, 2214888, 2491749, 3322332, 4983498, 6644664, 9966996, 19933992]

約数ペア:

[(1, 19933992), (2, 9966996), (3, 6644664), (4, 4983498), (6, 3322332), (8, 2491749), (9, 2214888), (12, 1661166), (13, 1533384), (18, 1107444), (24, 830583), (26, 766692), (27, 738296), (31, 643032), (36, 553722), (39, 511128), (52, 383346), (54, 369148), (62, 321516), (72, 276861), (78, 255564), (93, 214344), (104, 191673), (108, 184574), (117, 170376), (124, 160758), (156, 127782), (186, 107172), (216, 92287), (229, 87048), (234, 85188), (248, 80379), (279, 71448), (312, 63891), (351, 56792), (372, 53586), (403, 49464), (458, 43524), (468, 42594), (558, 35724), (687, 29016), (702, 28396), (744, 26793), (806, 24732), (837, 23816), (916, 21762), (936, 21297), (1116, 17862), (1209, 16488), (1374, 14508), (1404, 14198), (1612, 12366), (1674, 11908), (1832, 10881), (2061, 9672), (2232, 8931), (2418, 8244), (2748, 7254), (2808, 7099), (2977, 6696), (3224, 6183), (3348, 5954), (3627, 5496), (4122, 4836)]