18884964

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{383}}^1\times {\mathrm{587}}^1$

素因数の和:984

約数の個数: 48

約数和(自身を含む): 50577408

約数和(自身を除く): 31692444

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 383, 587, 766, 1149, 1174, 1532, 1761, 2298, 2348, 2681, 3522, 4109, 4596, 5362, 7044, 8043, 8218, 10724, 12327, 16086, 16436, 24654, 32172, 49308, 224821, 449642, 674463, 899284, 1348926, 1573747, 2697852, 3147494, 4721241, 6294988, 9442482, 18884964]

約数ペア:

[(1, 18884964), (2, 9442482), (3, 6294988), (4, 4721241), (6, 3147494), (7, 2697852), (12, 1573747), (14, 1348926), (21, 899284), (28, 674463), (42, 449642), (84, 224821), (383, 49308), (587, 32172), (766, 24654), (1149, 16436), (1174, 16086), (1532, 12327), (1761, 10724), (2298, 8218), (2348, 8043), (2681, 7044), (3522, 5362), (4109, 4596)]