18882019952

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{9787}}^1$

素因数の和:10026

約数の個数: 80

約数和(自身を含む): 39914132832

約数和(自身を除く): 21032112880

約数列:

[1, 2, 4, 8, 16, 17, 34, 41, 68, 82, 136, 164, 173, 272, 328, 346, 656, 692, 697, 1384, 1394, 2768, 2788, 2941, 5576, 5882, 7093, 9787, 11152, 11764, 14186, 19574, 23528, 28372, 39148, 47056, 56744, 78296, 113488, 120581, 156592, 166379, 241162, 332758, 401267, 482324, 665516, 802534, 964648, 1331032, 1605068, 1693151, 1929296, 2662064, 3210136, 3386302, 6420272, 6772604, 6821539, 13545208, 13643078, 27090416, 27286156, 28783567, 54572312, 57567134, 69419191, 109144624, 115134268, 138838382, 230268536, 277676764, 460537072, 555353528, 1110707056, 1180126247, 2360252494, 4720504988, 9441009976, 18882019952]

約数ペア:

[(1, 18882019952), (2, 9441009976), (4, 4720504988), (8, 2360252494), (16, 1180126247), (17, 1110707056), (34, 555353528), (41, 460537072), (68, 277676764), (82, 230268536), (136, 138838382), (164, 115134268), (173, 109144624), (272, 69419191), (328, 57567134), (346, 54572312), (656, 28783567), (692, 27286156), (697, 27090416), (1384, 13643078), (1394, 13545208), (2768, 6821539), (2788, 6772604), (2941, 6420272), (5576, 3386302), (5882, 3210136), (7093, 2662064), (9787, 1929296), (11152, 1693151), (11764, 1605068), (14186, 1331032), (19574, 964648), (23528, 802534), (28372, 665516), (39148, 482324), (47056, 401267), (56744, 332758), (78296, 241162), (113488, 166379), (120581, 156592)]