207924904

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{3361}}^1$

素因数の和:3434

約数の個数: 64

約数和(自身を含む): 459921600

約数和(自身を除く): 251996696

約数列:

[1, 2, 4, 8, 11, 19, 22, 37, 38, 44, 74, 76, 88, 148, 152, 209, 296, 407, 418, 703, 814, 836, 1406, 1628, 1672, 2812, 3256, 3361, 5624, 6722, 7733, 13444, 15466, 26888, 30932, 36971, 61864, 63859, 73942, 124357, 127718, 147884, 248714, 255436, 295768, 497428, 510872, 702449, 994856, 1367927, 1404898, 2362783, 2735854, 2809796, 4725566, 5471708, 5619592, 9451132, 10943416, 18902264, 25990613, 51981226, 103962452, 207924904]

約数ペア:

[(1, 207924904), (2, 103962452), (4, 51981226), (8, 25990613), (11, 18902264), (19, 10943416), (22, 9451132), (37, 5619592), (38, 5471708), (44, 4725566), (74, 2809796), (76, 2735854), (88, 2362783), (148, 1404898), (152, 1367927), (209, 994856), (296, 702449), (407, 510872), (418, 497428), (703, 295768), (814, 255436), (836, 248714), (1406, 147884), (1628, 127718), (1672, 124357), (2812, 73942), (3256, 63859), (3361, 61864), (5624, 36971), (6722, 30932), (7733, 26888), (13444, 15466)]