20070486904

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{274517}}^1$

素因数の和:274592

約数の個数: 64

約数和(自身を含む): 43813072800

約数和(自身を除く): 23742585896

約数列:

[1, 2, 4, 8, 13, 19, 26, 37, 38, 52, 74, 76, 104, 148, 152, 247, 296, 481, 494, 703, 962, 988, 1406, 1924, 1976, 2812, 3848, 5624, 9139, 18278, 36556, 73112, 274517, 549034, 1098068, 2196136, 3568721, 5215823, 7137442, 10157129, 10431646, 14274884, 20314258, 20863292, 28549768, 40628516, 41726584, 67805699, 81257032, 132042677, 135611398, 192985451, 264085354, 271222796, 385970902, 528170708, 542445592, 771941804, 1056341416, 1543883608, 2508810863, 5017621726, 10035243452, 20070486904]

約数ペア:

[(1, 20070486904), (2, 10035243452), (4, 5017621726), (8, 2508810863), (13, 1543883608), (19, 1056341416), (26, 771941804), (37, 542445592), (38, 528170708), (52, 385970902), (74, 271222796), (76, 264085354), (104, 192985451), (148, 135611398), (152, 132042677), (247, 81257032), (296, 67805699), (481, 41726584), (494, 40628516), (703, 28549768), (962, 20863292), (988, 20314258), (1406, 14274884), (1924, 10431646), (1976, 10157129), (2812, 7137442), (3848, 5215823), (5624, 3568721), (9139, 2196136), (18278, 1098068), (36556, 549034), (73112, 274517)]