2001904112

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1\times {\mathrm{4253}}^1$

素因数の和:4378

約数の個数: 80

約数和(自身を含む): 4371886848

約数和(自身を除く): 2369982736

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 52, 62, 73, 104, 124, 146, 208, 248, 292, 403, 496, 584, 806, 949, 1168, 1612, 1898, 2263, 3224, 3796, 4253, 4526, 6448, 7592, 8506, 9052, 15184, 17012, 18104, 29419, 34024, 36208, 55289, 58838, 68048, 110578, 117676, 131843, 221156, 235352, 263686, 310469, 442312, 470704, 527372, 620938, 884624, 1054744, 1241876, 1713959, 2109488, 2483752, 3427918, 4036097, 4967504, 6855836, 8072194, 9624539, 13711672, 16144388, 19249078, 27423344, 32288776, 38498156, 64577552, 76996312, 125119007, 153992624, 250238014, 500476028, 1000952056, 2001904112]

約数ペア:

[(1, 2001904112), (2, 1000952056), (4, 500476028), (8, 250238014), (13, 153992624), (16, 125119007), (26, 76996312), (31, 64577552), (52, 38498156), (62, 32288776), (73, 27423344), (104, 19249078), (124, 16144388), (146, 13711672), (208, 9624539), (248, 8072194), (292, 6855836), (403, 4967504), (496, 4036097), (584, 3427918), (806, 2483752), (949, 2109488), (1168, 1713959), (1612, 1241876), (1898, 1054744), (2263, 884624), (3224, 620938), (3796, 527372), (4253, 470704), (4526, 442312), (6448, 310469), (7592, 263686), (8506, 235352), (9052, 221156), (15184, 131843), (17012, 117676), (18104, 110578), (29419, 68048), (34024, 58838), (36208, 55289)]