20671014

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{131}}^1$

素因数の和:190

約数の個数: 96

約数和(自身を含む): 54464256

約数和(自身を除く): 33793242

約数列:

[1, 2, 3, 6, 7, 13, 14, 17, 21, 26, 34, 39, 42, 51, 78, 91, 102, 119, 131, 182, 221, 238, 262, 273, 289, 357, 393, 442, 546, 578, 663, 714, 786, 867, 917, 1326, 1547, 1703, 1734, 1834, 2023, 2227, 2751, 3094, 3406, 3757, 4046, 4454, 4641, 5109, 5502, 6069, 6681, 7514, 9282, 10218, 11271, 11921, 12138, 13362, 15589, 22542, 23842, 26299, 28951, 31178, 35763, 37859, 46767, 52598, 57902, 71526, 75718, 78897, 86853, 93534, 113577, 157794, 173706, 202657, 227154, 265013, 405314, 492167, 530026, 607971, 795039, 984334, 1215942, 1476501, 1590078, 2953002, 3445169, 6890338, 10335507, 20671014]

約数ペア:

[(1, 20671014), (2, 10335507), (3, 6890338), (6, 3445169), (7, 2953002), (13, 1590078), (14, 1476501), (17, 1215942), (21, 984334), (26, 795039), (34, 607971), (39, 530026), (42, 492167), (51, 405314), (78, 265013), (91, 227154), (102, 202657), (119, 173706), (131, 157794), (182, 113577), (221, 93534), (238, 86853), (262, 78897), (273, 75718), (289, 71526), (357, 57902), (393, 52598), (442, 46767), (546, 37859), (578, 35763), (663, 31178), (714, 28951), (786, 26299), (867, 23842), (917, 22542), (1326, 15589), (1547, 13362), (1703, 12138), (1734, 11921), (1834, 11271), (2023, 10218), (2227, 9282), (2751, 7514), (3094, 6681), (3406, 6069), (3757, 5502), (4046, 5109), (4454, 4641)]