19288116

素因数分解:

$2^2\times 3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{173}}^1$

素因数の和:365

約数の個数: 72

約数和(自身を含む): 51935520

約数和(自身を除く): 32647404

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 19, 36, 38, 57, 76, 114, 163, 171, 173, 228, 326, 342, 346, 489, 519, 652, 684, 692, 978, 1038, 1467, 1557, 1956, 2076, 2934, 3097, 3114, 3287, 5868, 6194, 6228, 6574, 9291, 9861, 12388, 13148, 18582, 19722, 27873, 28199, 29583, 37164, 39444, 55746, 56398, 59166, 84597, 111492, 112796, 118332, 169194, 253791, 338388, 507582, 535781, 1015164, 1071562, 1607343, 2143124, 3214686, 4822029, 6429372, 9644058, 19288116]

約数ペア:

[(1, 19288116), (2, 9644058), (3, 6429372), (4, 4822029), (6, 3214686), (9, 2143124), (12, 1607343), (18, 1071562), (19, 1015164), (36, 535781), (38, 507582), (57, 338388), (76, 253791), (114, 169194), (163, 118332), (171, 112796), (173, 111492), (228, 84597), (326, 59166), (342, 56398), (346, 55746), (489, 39444), (519, 37164), (652, 29583), (684, 28199), (692, 27873), (978, 19722), (1038, 18582), (1467, 13148), (1557, 12388), (1956, 9861), (2076, 9291), (2934, 6574), (3097, 6228), (3114, 6194), (3287, 5868)]