2019142688

素因数分解:

$2^5\times {\mathrm{37}}^1\times {\mathrm{97}}^1\times {\mathrm{17581}}^1$

素因数の和:17725

約数の個数: 48

約数和(自身を含む): 4124948184

約数和(自身を除く): 2105805496

約数列:

[1, 2, 4, 8, 16, 32, 37, 74, 97, 148, 194, 296, 388, 592, 776, 1184, 1552, 3104, 3589, 7178, 14356, 17581, 28712, 35162, 57424, 70324, 114848, 140648, 281296, 562592, 650497, 1300994, 1705357, 2601988, 3410714, 5203976, 6821428, 10407952, 13642856, 20815904, 27285712, 54571424, 63098209, 126196418, 252392836, 504785672, 1009571344, 2019142688]

約数ペア:

[(1, 2019142688), (2, 1009571344), (4, 504785672), (8, 252392836), (16, 126196418), (32, 63098209), (37, 54571424), (74, 27285712), (97, 20815904), (148, 13642856), (194, 10407952), (296, 6821428), (388, 5203976), (592, 3410714), (776, 2601988), (1184, 1705357), (1552, 1300994), (3104, 650497), (3589, 562592), (7178, 281296), (14356, 140648), (17581, 114848), (28712, 70324), (35162, 57424)]