18331428

素因数分解:

$2^2\times 3^1\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{41}}^1\times {\mathrm{53}}^1$

素因数の和:157

約数の個数: 96

約数和(自身を含む): 48263040

約数和(自身を除く): 29931612

約数列:

[1, 2, 3, 4, 6, 12, 19, 37, 38, 41, 53, 57, 74, 76, 82, 106, 111, 114, 123, 148, 159, 164, 212, 222, 228, 246, 318, 444, 492, 636, 703, 779, 1007, 1406, 1517, 1558, 1961, 2014, 2109, 2173, 2337, 2812, 3021, 3034, 3116, 3922, 4028, 4218, 4346, 4551, 4674, 5883, 6042, 6068, 6519, 7844, 8436, 8692, 9102, 9348, 11766, 12084, 13038, 18204, 23532, 26076, 28823, 37259, 41287, 57646, 74518, 80401, 82574, 86469, 111777, 115292, 123861, 149036, 160802, 165148, 172938, 223554, 241203, 247722, 321604, 345876, 447108, 482406, 495444, 964812, 1527619, 3055238, 4582857, 6110476, 9165714, 18331428]

約数ペア:

[(1, 18331428), (2, 9165714), (3, 6110476), (4, 4582857), (6, 3055238), (12, 1527619), (19, 964812), (37, 495444), (38, 482406), (41, 447108), (53, 345876), (57, 321604), (74, 247722), (76, 241203), (82, 223554), (106, 172938), (111, 165148), (114, 160802), (123, 149036), (148, 123861), (159, 115292), (164, 111777), (212, 86469), (222, 82574), (228, 80401), (246, 74518), (318, 57646), (444, 41287), (492, 37259), (636, 28823), (703, 26076), (779, 23532), (1007, 18204), (1406, 13038), (1517, 12084), (1558, 11766), (1961, 9348), (2014, 9102), (2109, 8692), (2173, 8436), (2337, 7844), (2812, 6519), (3021, 6068), (3034, 6042), (3116, 5883), (3922, 4674), (4028, 4551), (4218, 4346)]