19008718096

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{673}}^1\times {\mathrm{103841}}^1$

素因数の和:104539

約数の個数: 40

約数和(自身を含む): 39054145464

約数和(自身を除く): 20045427368

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 673, 1346, 2692, 5384, 10768, 11441, 22882, 45764, 91528, 103841, 183056, 207682, 415364, 830728, 1661456, 1765297, 3530594, 7061188, 14122376, 28244752, 69884993, 139769986, 279539972, 559079944, 1118159888, 1188044881, 2376089762, 4752179524, 9504359048, 19008718096]

約数ペア:

[(1, 19008718096), (2, 9504359048), (4, 4752179524), (8, 2376089762), (16, 1188044881), (17, 1118159888), (34, 559079944), (68, 279539972), (136, 139769986), (272, 69884993), (673, 28244752), (1346, 14122376), (2692, 7061188), (5384, 3530594), (10768, 1765297), (11441, 1661456), (22882, 830728), (45764, 415364), (91528, 207682), (103841, 183056)]