17640712

素因数分解:

$2^3\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{977}}^1$

素因数の和:1081

約数の個数: 32

約数和(自身を含む): 34562520

約数和(自身を除く): 16921808

約数列:

[1, 2, 4, 8, 37, 61, 74, 122, 148, 244, 296, 488, 977, 1954, 2257, 3908, 4514, 7816, 9028, 18056, 36149, 59597, 72298, 119194, 144596, 238388, 289192, 476776, 2205089, 4410178, 8820356, 17640712]

約数ペア:

[(1, 17640712), (2, 8820356), (4, 4410178), (8, 2205089), (37, 476776), (61, 289192), (74, 238388), (122, 144596), (148, 119194), (244, 72298), (296, 59597), (488, 36149), (977, 18056), (1954, 9028), (2257, 7816), (3908, 4514)]