201890884

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{1609}}^1$

素因数の和:1772

約数の個数: 48

約数和(自身を含む): 403916800

約数和(自身を除く): 202025916

約数列:

[1, 2, 4, 13, 19, 26, 38, 52, 76, 127, 247, 254, 494, 508, 988, 1609, 1651, 2413, 3218, 3302, 4826, 6436, 6604, 9652, 20917, 30571, 31369, 41834, 61142, 62738, 83668, 122284, 125476, 204343, 397423, 408686, 794846, 817372, 1589692, 2656459, 3882517, 5312918, 7765034, 10625836, 15530068, 50472721, 100945442, 201890884]

約数ペア:

[(1, 201890884), (2, 100945442), (4, 50472721), (13, 15530068), (19, 10625836), (26, 7765034), (38, 5312918), (52, 3882517), (76, 2656459), (127, 1589692), (247, 817372), (254, 794846), (494, 408686), (508, 397423), (988, 204343), (1609, 125476), (1651, 122284), (2413, 83668), (3218, 62738), (3302, 61142), (4826, 41834), (6436, 31369), (6604, 30571), (9652, 20917)]