18990330084

素因数分解:

$2^2\times 3^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{656923}}^1$

素因数の和:657017

約数の個数: 72

約数和(自身を含む): 53084714592

約数和(自身を除く): 34094384508

約数列:

[1, 2, 3, 4, 6, 9, 11, 12, 18, 22, 33, 36, 44, 66, 73, 99, 132, 146, 198, 219, 292, 396, 438, 657, 803, 876, 1314, 1606, 2409, 2628, 3212, 4818, 7227, 9636, 14454, 28908, 656923, 1313846, 1970769, 2627692, 3941538, 5912307, 7226153, 7883076, 11824614, 14452306, 21678459, 23649228, 28904612, 43356918, 47955379, 65035377, 86713836, 95910758, 130070754, 143866137, 191821516, 260141508, 287732274, 431598411, 527509169, 575464548, 863196822, 1055018338, 1582527507, 1726393644, 2110036676, 3165055014, 4747582521, 6330110028, 9495165042, 18990330084]

約数ペア:

[(1, 18990330084), (2, 9495165042), (3, 6330110028), (4, 4747582521), (6, 3165055014), (9, 2110036676), (11, 1726393644), (12, 1582527507), (18, 1055018338), (22, 863196822), (33, 575464548), (36, 527509169), (44, 431598411), (66, 287732274), (73, 260141508), (99, 191821516), (132, 143866137), (146, 130070754), (198, 95910758), (219, 86713836), (292, 65035377), (396, 47955379), (438, 43356918), (657, 28904612), (803, 23649228), (876, 21678459), (1314, 14452306), (1606, 11824614), (2409, 7883076), (2628, 7226153), (3212, 5912307), (4818, 3941538), (7227, 2627692), (9636, 1970769), (14454, 1313846), (28908, 656923)]