18817426644

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1352993}}^1$

素因数の和:1353080

約数の個数: 48

約数和(自身を含む): 46975951680

約数和(自身を除く): 28158525036

約数列:

[1, 2, 3, 4, 6, 12, 19, 38, 57, 61, 76, 114, 122, 183, 228, 244, 366, 732, 1159, 2318, 3477, 4636, 6954, 13908, 1352993, 2705986, 4058979, 5411972, 8117958, 16235916, 25706867, 51413734, 77120601, 82532573, 102827468, 154241202, 165065146, 247597719, 308482404, 330130292, 495195438, 990390876, 1568118887, 3136237774, 4704356661, 6272475548, 9408713322, 18817426644]

約数ペア:

[(1, 18817426644), (2, 9408713322), (3, 6272475548), (4, 4704356661), (6, 3136237774), (12, 1568118887), (19, 990390876), (38, 495195438), (57, 330130292), (61, 308482404), (76, 247597719), (114, 165065146), (122, 154241202), (183, 102827468), (228, 82532573), (244, 77120601), (366, 51413734), (732, 25706867), (1159, 16235916), (2318, 8117958), (3477, 5411972), (4636, 4058979), (6954, 2705986), (13908, 1352993)]