19159192

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{383}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 40055040

約数和(自身を除く): 20895848

約数列:

[1, 2, 4, 8, 13, 26, 37, 52, 74, 104, 148, 169, 296, 338, 383, 481, 676, 766, 962, 1352, 1532, 1924, 3064, 3848, 4979, 6253, 9958, 12506, 14171, 19916, 25012, 28342, 39832, 50024, 56684, 64727, 113368, 129454, 184223, 258908, 368446, 517816, 736892, 1473784, 2394899, 4789798, 9579596, 19159192]

約数ペア:

[(1, 19159192), (2, 9579596), (4, 4789798), (8, 2394899), (13, 1473784), (26, 736892), (37, 517816), (52, 368446), (74, 258908), (104, 184223), (148, 129454), (169, 113368), (296, 64727), (338, 56684), (383, 50024), (481, 39832), (676, 28342), (766, 25012), (962, 19916), (1352, 14171), (1532, 12506), (1924, 9958), (3064, 6253), (3848, 4979)]