20381088

素因数分解:

$2^5\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{2333}}^1$

素因数の和:2366

約数の個数: 96

約数和(自身を含む): 65874816

約数和(自身を除く): 45493728

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 13, 14, 16, 21, 24, 26, 28, 32, 39, 42, 48, 52, 56, 78, 84, 91, 96, 104, 112, 156, 168, 182, 208, 224, 273, 312, 336, 364, 416, 546, 624, 672, 728, 1092, 1248, 1456, 2184, 2333, 2912, 4368, 4666, 6999, 8736, 9332, 13998, 16331, 18664, 27996, 30329, 32662, 37328, 48993, 55992, 60658, 65324, 74656, 90987, 97986, 111984, 121316, 130648, 181974, 195972, 212303, 223968, 242632, 261296, 363948, 391944, 424606, 485264, 522592, 636909, 727896, 783888, 849212, 970528, 1273818, 1455792, 1567776, 1698424, 2547636, 2911584, 3396848, 5095272, 6793696, 10190544, 20381088]

約数ペア:

[(1, 20381088), (2, 10190544), (3, 6793696), (4, 5095272), (6, 3396848), (7, 2911584), (8, 2547636), (12, 1698424), (13, 1567776), (14, 1455792), (16, 1273818), (21, 970528), (24, 849212), (26, 783888), (28, 727896), (32, 636909), (39, 522592), (42, 485264), (48, 424606), (52, 391944), (56, 363948), (78, 261296), (84, 242632), (91, 223968), (96, 212303), (104, 195972), (112, 181974), (156, 130648), (168, 121316), (182, 111984), (208, 97986), (224, 90987), (273, 74656), (312, 65324), (336, 60658), (364, 55992), (416, 48993), (546, 37328), (624, 32662), (672, 30329), (728, 27996), (1092, 18664), (1248, 16331), (1456, 13998), (2184, 9332), (2333, 8736), (2912, 6999), (4368, 4666)]