20179955632

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{2927}}^1\times {\mathrm{22679}}^1$

素因数の和:25633

約数の個数: 40

約数和(自身を含む): 41172364800

約数和(自身を除く): 20992409168

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 2927, 5854, 11708, 22679, 23416, 45358, 46832, 55613, 90716, 111226, 181432, 222452, 362864, 430901, 444904, 861802, 889808, 1723604, 3447208, 6894416, 66381433, 132762866, 265525732, 531051464, 1062102928, 1261247227, 2522494454, 5044988908, 10089977816, 20179955632]

約数ペア:

[(1, 20179955632), (2, 10089977816), (4, 5044988908), (8, 2522494454), (16, 1261247227), (19, 1062102928), (38, 531051464), (76, 265525732), (152, 132762866), (304, 66381433), (2927, 6894416), (5854, 3447208), (11708, 1723604), (22679, 889808), (23416, 861802), (45358, 444904), (46832, 430901), (55613, 362864), (90716, 222452), (111226, 181432)]