18882724

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{109}}^1\times {\mathrm{269}}^1$

素因数の和:412

約数の個数: 48

約数和(自身を含む): 39916800

約数和(自身を除く): 21034076

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 109, 161, 218, 269, 322, 436, 538, 644, 763, 1076, 1526, 1883, 2507, 3052, 3766, 5014, 6187, 7532, 10028, 12374, 17549, 24748, 29321, 35098, 43309, 58642, 70196, 86618, 117284, 173236, 205247, 410494, 674383, 820988, 1348766, 2697532, 4720681, 9441362, 18882724]

約数ペア:

[(1, 18882724), (2, 9441362), (4, 4720681), (7, 2697532), (14, 1348766), (23, 820988), (28, 674383), (46, 410494), (92, 205247), (109, 173236), (161, 117284), (218, 86618), (269, 70196), (322, 58642), (436, 43309), (538, 35098), (644, 29321), (763, 24748), (1076, 17549), (1526, 12374), (1883, 10028), (2507, 7532), (3052, 6187), (3766, 5014)]