20872944288

素因数分解:

$2^5\times 3^2\times 7^1\times {\mathrm{10353643}}^1$

素因数の和:10353666

約数の個数: 72

約数和(自身を含む): 67837075488

約数和(自身を除く): 46964131200

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 16, 18, 21, 24, 28, 32, 36, 42, 48, 56, 63, 72, 84, 96, 112, 126, 144, 168, 224, 252, 288, 336, 504, 672, 1008, 2016, 10353643, 20707286, 31060929, 41414572, 62121858, 72475501, 82829144, 93182787, 124243716, 144951002, 165658288, 186365574, 217426503, 248487432, 289902004, 331316576, 372731148, 434853006, 496974864, 579804008, 652279509, 745462296, 869706012, 993949728, 1159608016, 1304559018, 1490924592, 1739412024, 2319216032, 2609118036, 2981849184, 3478824048, 5218236072, 6957648096, 10436472144, 20872944288]

約数ペア:

[(1, 20872944288), (2, 10436472144), (3, 6957648096), (4, 5218236072), (6, 3478824048), (7, 2981849184), (8, 2609118036), (9, 2319216032), (12, 1739412024), (14, 1490924592), (16, 1304559018), (18, 1159608016), (21, 993949728), (24, 869706012), (28, 745462296), (32, 652279509), (36, 579804008), (42, 496974864), (48, 434853006), (56, 372731148), (63, 331316576), (72, 289902004), (84, 248487432), (96, 217426503), (112, 186365574), (126, 165658288), (144, 144951002), (168, 124243716), (224, 93182787), (252, 82829144), (288, 72475501), (336, 62121858), (504, 41414572), (672, 31060929), (1008, 20707286), (2016, 10353643)]