20850752

素因数分解:

$2^6\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1319}}^1$

素因数の和:1363

約数の個数: 56

約数和(自身を含む): 46939200

約数和(自身を除く): 26088448

約数列:

[1, 2, 4, 8, 13, 16, 19, 26, 32, 38, 52, 64, 76, 104, 152, 208, 247, 304, 416, 494, 608, 832, 988, 1216, 1319, 1976, 2638, 3952, 5276, 7904, 10552, 15808, 17147, 21104, 25061, 34294, 42208, 50122, 68588, 84416, 100244, 137176, 200488, 274352, 325793, 400976, 548704, 651586, 801952, 1097408, 1303172, 1603904, 2606344, 5212688, 10425376, 20850752]

約数ペア:

[(1, 20850752), (2, 10425376), (4, 5212688), (8, 2606344), (13, 1603904), (16, 1303172), (19, 1097408), (26, 801952), (32, 651586), (38, 548704), (52, 400976), (64, 325793), (76, 274352), (104, 200488), (152, 137176), (208, 100244), (247, 84416), (304, 68588), (416, 50122), (494, 42208), (608, 34294), (832, 25061), (988, 21104), (1216, 17147), (1319, 15808), (1976, 10552), (2638, 7904), (3952, 5276)]