18973920

素因数分解:

$2^5\times 3^1\times 5^1\times 7^1\times {\mathrm{5647}}^1$

素因数の和:5672

約数の個数: 96

約数和(自身を含む): 68318208

約数和(自身を除く): 49344288

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 32, 35, 40, 42, 48, 56, 60, 70, 80, 84, 96, 105, 112, 120, 140, 160, 168, 210, 224, 240, 280, 336, 420, 480, 560, 672, 840, 1120, 1680, 3360, 5647, 11294, 16941, 22588, 28235, 33882, 39529, 45176, 56470, 67764, 79058, 84705, 90352, 112940, 118587, 135528, 158116, 169410, 180704, 197645, 225880, 237174, 271056, 316232, 338820, 395290, 451760, 474348, 542112, 592935, 632464, 677640, 790580, 903520, 948696, 1185870, 1264928, 1355280, 1581160, 1897392, 2371740, 2710560, 3162320, 3794784, 4743480, 6324640, 9486960, 18973920]

約数ペア:

[(1, 18973920), (2, 9486960), (3, 6324640), (4, 4743480), (5, 3794784), (6, 3162320), (7, 2710560), (8, 2371740), (10, 1897392), (12, 1581160), (14, 1355280), (15, 1264928), (16, 1185870), (20, 948696), (21, 903520), (24, 790580), (28, 677640), (30, 632464), (32, 592935), (35, 542112), (40, 474348), (42, 451760), (48, 395290), (56, 338820), (60, 316232), (70, 271056), (80, 237174), (84, 225880), (96, 197645), (105, 180704), (112, 169410), (120, 158116), (140, 135528), (160, 118587), (168, 112940), (210, 90352), (224, 84705), (240, 79058), (280, 67764), (336, 56470), (420, 45176), (480, 39529), (560, 33882), (672, 28235), (840, 22588), (1120, 16941), (1680, 11294), (3360, 5647)]