19005389156

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{17}}^1\times {\mathrm{419}}^1\times {\mathrm{3947}}^1$

素因数の和:4413

約数の個数: 72

約数和(自身を含む): 38233853280

約数和(自身を除く): 19228464124

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 169, 221, 338, 419, 442, 676, 838, 884, 1676, 2873, 3947, 5447, 5746, 7123, 7894, 10894, 11492, 14246, 15788, 21788, 28492, 51311, 67099, 70811, 92599, 102622, 134198, 141622, 185198, 205244, 268396, 283244, 370396, 667043, 872287, 1203787, 1334086, 1653793, 1744574, 2407574, 2668172, 3307586, 3489148, 4815148, 6615172, 11339731, 21499309, 22679462, 28114481, 42998618, 45358924, 56228962, 85997236, 112457924, 279491017, 365488253, 558982034, 730976506, 1117964068, 1461953012, 4751347289, 9502694578, 19005389156]

約数ペア:

[(1, 19005389156), (2, 9502694578), (4, 4751347289), (13, 1461953012), (17, 1117964068), (26, 730976506), (34, 558982034), (52, 365488253), (68, 279491017), (169, 112457924), (221, 85997236), (338, 56228962), (419, 45358924), (442, 42998618), (676, 28114481), (838, 22679462), (884, 21499309), (1676, 11339731), (2873, 6615172), (3947, 4815148), (5447, 3489148), (5746, 3307586), (7123, 2668172), (7894, 2407574), (10894, 1744574), (11492, 1653793), (14246, 1334086), (15788, 1203787), (21788, 872287), (28492, 667043), (51311, 370396), (67099, 283244), (70811, 268396), (92599, 205244), (102622, 185198), (134198, 141622)]