18532920

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{22063}}^1$

素因数の和:22084

約数の個数: 64

約数和(自身を含む): 63544320

約数和(自身を除く): 45011400

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 22063, 44126, 66189, 88252, 110315, 132378, 154441, 176504, 220630, 264756, 308882, 330945, 441260, 463323, 529512, 617764, 661890, 772205, 882520, 926646, 1235528, 1323780, 1544410, 1853292, 2316615, 2647560, 3088820, 3706584, 4633230, 6177640, 9266460, 18532920]

約数ペア:

[(1, 18532920), (2, 9266460), (3, 6177640), (4, 4633230), (5, 3706584), (6, 3088820), (7, 2647560), (8, 2316615), (10, 1853292), (12, 1544410), (14, 1323780), (15, 1235528), (20, 926646), (21, 882520), (24, 772205), (28, 661890), (30, 617764), (35, 529512), (40, 463323), (42, 441260), (56, 330945), (60, 308882), (70, 264756), (84, 220630), (105, 176504), (120, 154441), (140, 132378), (168, 110315), (210, 88252), (280, 66189), (420, 44126), (840, 22063)]