18735253924

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{349}}^1\times {\mathrm{439}}^1\times {\mathrm{1609}}^1$

素因数の和:2420

約数の個数: 48

約数和(自身を含む): 34711600000

約数和(自身を除く): 15976346076

約数列:

[1, 2, 4, 19, 38, 76, 349, 439, 698, 878, 1396, 1609, 1756, 3218, 6436, 6631, 8341, 13262, 16682, 26524, 30571, 33364, 61142, 122284, 153211, 306422, 561541, 612844, 706351, 1123082, 1412702, 2246164, 2825404, 2911009, 5822018, 10669279, 11644036, 13420669, 21338558, 26841338, 42677116, 53682676, 246516499, 493032998, 986065996, 4683813481, 9367626962, 18735253924]

約数ペア:

[(1, 18735253924), (2, 9367626962), (4, 4683813481), (19, 986065996), (38, 493032998), (76, 246516499), (349, 53682676), (439, 42677116), (698, 26841338), (878, 21338558), (1396, 13420669), (1609, 11644036), (1756, 10669279), (3218, 5822018), (6436, 2911009), (6631, 2825404), (8341, 2246164), (13262, 1412702), (16682, 1123082), (26524, 706351), (30571, 612844), (33364, 561541), (61142, 306422), (122284, 153211)]