20174790972

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{1097}}^1\times {\mathrm{31277}}^1$

素因数の和:32395

約数の個数: 72

約数和(自身を含む): 54811817424

約数和(自身を除く): 34637026452

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 196, 294, 588, 1097, 2194, 3291, 4388, 6582, 7679, 13164, 15358, 23037, 30716, 31277, 46074, 53753, 62554, 92148, 93831, 107506, 125108, 161259, 187662, 215012, 218939, 322518, 375324, 437878, 645036, 656817, 875756, 1313634, 1532573, 2627268, 3065146, 4597719, 6130292, 9195438, 18390876, 34310869, 68621738, 102932607, 137243476, 205865214, 240176083, 411730428, 480352166, 720528249, 960704332, 1441056498, 1681232581, 2882112996, 3362465162, 5043697743, 6724930324, 10087395486, 20174790972]

約数ペア:

[(1, 20174790972), (2, 10087395486), (3, 6724930324), (4, 5043697743), (6, 3362465162), (7, 2882112996), (12, 1681232581), (14, 1441056498), (21, 960704332), (28, 720528249), (42, 480352166), (49, 411730428), (84, 240176083), (98, 205865214), (147, 137243476), (196, 102932607), (294, 68621738), (588, 34310869), (1097, 18390876), (2194, 9195438), (3291, 6130292), (4388, 4597719), (6582, 3065146), (7679, 2627268), (13164, 1532573), (15358, 1313634), (23037, 875756), (30716, 656817), (31277, 645036), (46074, 437878), (53753, 375324), (62554, 322518), (92148, 218939), (93831, 215012), (107506, 187662), (125108, 161259)]