20634588

素因数分解:

$2^2\times 3^5\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{71}}^1$

素因数の和:126

約数の個数: 144

約数和(自身を含む): 61641216

約数和(自身を除く): 41006628

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 23, 26, 27, 36, 39, 46, 52, 54, 69, 71, 78, 81, 92, 108, 117, 138, 142, 156, 162, 207, 213, 234, 243, 276, 284, 299, 324, 351, 414, 426, 468, 486, 598, 621, 639, 702, 828, 852, 897, 923, 972, 1053, 1196, 1242, 1278, 1404, 1633, 1794, 1846, 1863, 1917, 2106, 2484, 2556, 2691, 2769, 3159, 3266, 3588, 3692, 3726, 3834, 4212, 4899, 5382, 5538, 5589, 5751, 6318, 6532, 7452, 7668, 8073, 8307, 9798, 10764, 11076, 11178, 11502, 12636, 14697, 16146, 16614, 17253, 19596, 21229, 22356, 23004, 24219, 24921, 29394, 32292, 33228, 34506, 42458, 44091, 48438, 49842, 58788, 63687, 69012, 72657, 74763, 84916, 88182, 96876, 99684, 127374, 132273, 145314, 149526, 176364, 191061, 224289, 254748, 264546, 290628, 299052, 382122, 396819, 448578, 529092, 573183, 764244, 793638, 897156, 1146366, 1587276, 1719549, 2292732, 3439098, 5158647, 6878196, 10317294, 20634588]

約数ペア:

[(1, 20634588), (2, 10317294), (3, 6878196), (4, 5158647), (6, 3439098), (9, 2292732), (12, 1719549), (13, 1587276), (18, 1146366), (23, 897156), (26, 793638), (27, 764244), (36, 573183), (39, 529092), (46, 448578), (52, 396819), (54, 382122), (69, 299052), (71, 290628), (78, 264546), (81, 254748), (92, 224289), (108, 191061), (117, 176364), (138, 149526), (142, 145314), (156, 132273), (162, 127374), (207, 99684), (213, 96876), (234, 88182), (243, 84916), (276, 74763), (284, 72657), (299, 69012), (324, 63687), (351, 58788), (414, 49842), (426, 48438), (468, 44091), (486, 42458), (598, 34506), (621, 33228), (639, 32292), (702, 29394), (828, 24921), (852, 24219), (897, 23004), (923, 22356), (972, 21229), (1053, 19596), (1196, 17253), (1242, 16614), (1278, 16146), (1404, 14697), (1633, 12636), (1794, 11502), (1846, 11178), (1863, 11076), (1917, 10764), (2106, 9798), (2484, 8307), (2556, 8073), (2691, 7668), (2769, 7452), (3159, 6532), (3266, 6318), (3588, 5751), (3692, 5589), (3726, 5538), (3834, 5382), (4212, 4899)]