18959226

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1163}}^1$

素因数の和:1211

約数の個数: 64

約数和(自身を含む): 46932480

約数和(自身を除く): 27973254

約数列:

[1, 2, 3, 6, 11, 13, 19, 22, 26, 33, 38, 39, 57, 66, 78, 114, 143, 209, 247, 286, 418, 429, 494, 627, 741, 858, 1163, 1254, 1482, 2326, 2717, 3489, 5434, 6978, 8151, 12793, 15119, 16302, 22097, 25586, 30238, 38379, 44194, 45357, 66291, 76758, 90714, 132582, 166309, 243067, 287261, 332618, 486134, 498927, 574522, 729201, 861783, 997854, 1458402, 1723566, 3159871, 6319742, 9479613, 18959226]

約数ペア:

[(1, 18959226), (2, 9479613), (3, 6319742), (6, 3159871), (11, 1723566), (13, 1458402), (19, 997854), (22, 861783), (26, 729201), (33, 574522), (38, 498927), (39, 486134), (57, 332618), (66, 287261), (78, 243067), (114, 166309), (143, 132582), (209, 90714), (247, 76758), (286, 66291), (418, 45357), (429, 44194), (494, 38379), (627, 30238), (741, 25586), (858, 22097), (1163, 16302), (1254, 15119), (1482, 12793), (2326, 8151), (2717, 6978), (3489, 5434)]