207802012

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{383}}^1$

素因数の和:487

約数の個数: 72

約数和(自身を含む): 429004800

約数和(自身を除く): 221202788

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 59, 76, 118, 121, 209, 236, 242, 383, 418, 484, 649, 766, 836, 1121, 1298, 1532, 2242, 2299, 2596, 4213, 4484, 4598, 7139, 7277, 8426, 9196, 12331, 14278, 14554, 16852, 22597, 24662, 28556, 29108, 45194, 46343, 49324, 80047, 90388, 92686, 135641, 160094, 185372, 248567, 271282, 320188, 429343, 497134, 542564, 858686, 880517, 994268, 1717372, 1761034, 2734237, 3522068, 4722773, 5468474, 9445546, 10936948, 18891092, 51950503, 103901006, 207802012]

約数ペア:

[(1, 207802012), (2, 103901006), (4, 51950503), (11, 18891092), (19, 10936948), (22, 9445546), (38, 5468474), (44, 4722773), (59, 3522068), (76, 2734237), (118, 1761034), (121, 1717372), (209, 994268), (236, 880517), (242, 858686), (383, 542564), (418, 497134), (484, 429343), (649, 320188), (766, 271282), (836, 248567), (1121, 185372), (1298, 160094), (1532, 135641), (2242, 92686), (2299, 90388), (2596, 80047), (4213, 49324), (4484, 46343), (4598, 45194), (7139, 29108), (7277, 28556), (8426, 24662), (9196, 22597), (12331, 16852), (14278, 14554)]