20403225304

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{653}}^1\times {\mathrm{50723}}^1$

素因数の和:51400

約数の個数: 64

約数和(自身を含む): 47769834240

約数和(自身を除く): 27366608936

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 56, 77, 88, 154, 308, 616, 653, 1306, 2612, 4571, 5224, 7183, 9142, 14366, 18284, 28732, 36568, 50281, 50723, 57464, 100562, 101446, 201124, 202892, 355061, 402248, 405784, 557953, 710122, 1115906, 1420244, 2231812, 2840488, 3905671, 4463624, 7811342, 15622684, 31245368, 33122119, 66244238, 132488476, 231854833, 264976952, 364343309, 463709666, 728686618, 927419332, 1457373236, 1854838664, 2550403163, 2914746472, 5100806326, 10201612652, 20403225304]

約数ペア:

[(1, 20403225304), (2, 10201612652), (4, 5100806326), (7, 2914746472), (8, 2550403163), (11, 1854838664), (14, 1457373236), (22, 927419332), (28, 728686618), (44, 463709666), (56, 364343309), (77, 264976952), (88, 231854833), (154, 132488476), (308, 66244238), (616, 33122119), (653, 31245368), (1306, 15622684), (2612, 7811342), (4571, 4463624), (5224, 3905671), (7183, 2840488), (9142, 2231812), (14366, 1420244), (18284, 1115906), (28732, 710122), (36568, 557953), (50281, 405784), (50723, 402248), (57464, 355061), (100562, 202892), (101446, 201124)]