18940944

素因数分解:

$2^4\times 3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{1237}}^1$

素因数の和:1288

約数の個数: 80

約数和(自身を含む): 55264320

約数和(自身を除く): 36323376

約数列:

[1, 2, 3, 4, 6, 8, 11, 12, 16, 22, 24, 29, 33, 44, 48, 58, 66, 87, 88, 116, 132, 174, 176, 232, 264, 319, 348, 464, 528, 638, 696, 957, 1237, 1276, 1392, 1914, 2474, 2552, 3711, 3828, 4948, 5104, 7422, 7656, 9896, 13607, 14844, 15312, 19792, 27214, 29688, 35873, 40821, 54428, 59376, 71746, 81642, 107619, 108856, 143492, 163284, 215238, 217712, 286984, 326568, 394603, 430476, 573968, 653136, 789206, 860952, 1183809, 1578412, 1721904, 2367618, 3156824, 4735236, 6313648, 9470472, 18940944]

約数ペア:

[(1, 18940944), (2, 9470472), (3, 6313648), (4, 4735236), (6, 3156824), (8, 2367618), (11, 1721904), (12, 1578412), (16, 1183809), (22, 860952), (24, 789206), (29, 653136), (33, 573968), (44, 430476), (48, 394603), (58, 326568), (66, 286984), (87, 217712), (88, 215238), (116, 163284), (132, 143492), (174, 108856), (176, 107619), (232, 81642), (264, 71746), (319, 59376), (348, 54428), (464, 40821), (528, 35873), (638, 29688), (696, 27214), (957, 19792), (1237, 15312), (1276, 14844), (1392, 13607), (1914, 9896), (2474, 7656), (2552, 7422), (3711, 5104), (3828, 4948)]