20536416927

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^2\times {\mathrm{181}}^1\times {\mathrm{439}}^1$

素因数の和:733

約数の個数: 72

約数和(自身を含む): 32894781920

約数和(自身を除く): 12358364993

約数列:

[1, 3, 9, 13, 39, 47, 117, 141, 181, 423, 439, 543, 611, 1317, 1629, 1833, 2209, 2353, 3951, 5499, 5707, 6627, 7059, 8507, 17121, 19881, 20633, 21177, 25521, 28717, 51363, 61899, 76563, 79459, 86151, 110591, 185697, 238377, 258453, 268229, 331773, 399829, 715131, 804687, 969751, 995319, 1032967, 1199487, 2414061, 2909253, 3098901, 3598461, 3734573, 5197777, 8727759, 9296703, 11203719, 12606763, 15593331, 33611157, 37820289, 46779993, 48549449, 113460867, 145648347, 175524931, 436945041, 526574793, 1579724379, 2281824103, 6845472309, 20536416927]

約数ペア:

[(1, 20536416927), (3, 6845472309), (9, 2281824103), (13, 1579724379), (39, 526574793), (47, 436945041), (117, 175524931), (141, 145648347), (181, 113460867), (423, 48549449), (439, 46779993), (543, 37820289), (611, 33611157), (1317, 15593331), (1629, 12606763), (1833, 11203719), (2209, 9296703), (2353, 8727759), (3951, 5197777), (5499, 3734573), (5707, 3598461), (6627, 3098901), (7059, 2909253), (8507, 2414061), (17121, 1199487), (19881, 1032967), (20633, 995319), (21177, 969751), (25521, 804687), (28717, 715131), (51363, 399829), (61899, 331773), (76563, 268229), (79459, 258453), (86151, 238377), (110591, 185697)]