19628115

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{191}}^1$

素因数の和:260

約数の個数: 64

約数和(自身を含む): 37158912

約数和(自身を除く): 17530797

約数列:

[1, 3, 5, 13, 15, 17, 31, 39, 51, 65, 85, 93, 155, 191, 195, 221, 255, 403, 465, 527, 573, 663, 955, 1105, 1209, 1581, 2015, 2483, 2635, 2865, 3247, 3315, 5921, 6045, 6851, 7449, 7905, 9741, 12415, 16235, 17763, 20553, 29605, 34255, 37245, 42211, 48705, 76973, 88815, 100657, 102765, 126633, 211055, 230919, 301971, 384865, 503285, 633165, 1154595, 1308541, 1509855, 3925623, 6542705, 19628115]

約数ペア:

[(1, 19628115), (3, 6542705), (5, 3925623), (13, 1509855), (15, 1308541), (17, 1154595), (31, 633165), (39, 503285), (51, 384865), (65, 301971), (85, 230919), (93, 211055), (155, 126633), (191, 102765), (195, 100657), (221, 88815), (255, 76973), (403, 48705), (465, 42211), (527, 37245), (573, 34255), (663, 29605), (955, 20553), (1105, 17763), (1209, 16235), (1581, 12415), (2015, 9741), (2483, 7905), (2635, 7449), (2865, 6851), (3247, 6045), (3315, 5921)]