19677684

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{313}}^1$

素因数の和:377

約数の個数: 72

約数和(自身を含む): 51485952

約数和(自身を除く): 31808268

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 31, 39, 52, 62, 78, 93, 124, 156, 169, 186, 313, 338, 372, 403, 507, 626, 676, 806, 939, 1014, 1209, 1252, 1612, 1878, 2028, 2418, 3756, 4069, 4836, 5239, 8138, 9703, 10478, 12207, 15717, 16276, 19406, 20956, 24414, 29109, 31434, 38812, 48828, 52897, 58218, 62868, 105794, 116436, 126139, 158691, 211588, 252278, 317382, 378417, 504556, 634764, 756834, 1513668, 1639807, 3279614, 4919421, 6559228, 9838842, 19677684]

約数ペア:

[(1, 19677684), (2, 9838842), (3, 6559228), (4, 4919421), (6, 3279614), (12, 1639807), (13, 1513668), (26, 756834), (31, 634764), (39, 504556), (52, 378417), (62, 317382), (78, 252278), (93, 211588), (124, 158691), (156, 126139), (169, 116436), (186, 105794), (313, 62868), (338, 58218), (372, 52897), (403, 48828), (507, 38812), (626, 31434), (676, 29109), (806, 24414), (939, 20956), (1014, 19406), (1209, 16276), (1252, 15717), (1612, 12207), (1878, 10478), (2028, 9703), (2418, 8138), (3756, 5239), (4069, 4836)]