20572074

素因数分解:

$2^1\times 3^2\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1$

素因数の和:164

約数の個数: 96

約数和(自身を含む): 51217920

約数和(自身を除く): 30645846

約数列:

[1, 2, 3, 6, 9, 17, 18, 23, 34, 37, 46, 51, 69, 74, 79, 102, 111, 138, 153, 158, 207, 222, 237, 306, 333, 391, 414, 474, 629, 666, 711, 782, 851, 1173, 1258, 1343, 1422, 1702, 1817, 1887, 2346, 2553, 2686, 2923, 3519, 3634, 3774, 4029, 5106, 5451, 5661, 5846, 7038, 7659, 8058, 8769, 10902, 11322, 12087, 14467, 15318, 16353, 17538, 24174, 26307, 28934, 30889, 32706, 43401, 49691, 52614, 61778, 67229, 86802, 92667, 99382, 130203, 134458, 149073, 185334, 201687, 260406, 278001, 298146, 403374, 447219, 556002, 605061, 894438, 1142893, 1210122, 2285786, 3428679, 6857358, 10286037, 20572074]

約数ペア:

[(1, 20572074), (2, 10286037), (3, 6857358), (6, 3428679), (9, 2285786), (17, 1210122), (18, 1142893), (23, 894438), (34, 605061), (37, 556002), (46, 447219), (51, 403374), (69, 298146), (74, 278001), (79, 260406), (102, 201687), (111, 185334), (138, 149073), (153, 134458), (158, 130203), (207, 99382), (222, 92667), (237, 86802), (306, 67229), (333, 61778), (391, 52614), (414, 49691), (474, 43401), (629, 32706), (666, 30889), (711, 28934), (782, 26307), (851, 24174), (1173, 17538), (1258, 16353), (1343, 15318), (1422, 14467), (1702, 12087), (1817, 11322), (1887, 10902), (2346, 8769), (2553, 8058), (2686, 7659), (2923, 7038), (3519, 5846), (3634, 5661), (3774, 5451), (4029, 5106)]