18883906236

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{308017}}^1$

素因数の和:308171

約数の個数: 72

約数和(自身を含む): 51798771024

約数和(自身を除く): 32914864788

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 78, 117, 131, 156, 234, 262, 393, 468, 524, 786, 1179, 1572, 1703, 2358, 3406, 4716, 5109, 6812, 10218, 15327, 20436, 30654, 61308, 308017, 616034, 924051, 1232068, 1848102, 2772153, 3696204, 4004221, 5544306, 8008442, 11088612, 12012663, 16016884, 24025326, 36037989, 40350227, 48050652, 72075978, 80700454, 121050681, 144151956, 161400908, 242101362, 363152043, 484202724, 524552951, 726304086, 1049105902, 1452608172, 1573658853, 2098211804, 3147317706, 4720976559, 6294635412, 9441953118, 18883906236]

約数ペア:

[(1, 18883906236), (2, 9441953118), (3, 6294635412), (4, 4720976559), (6, 3147317706), (9, 2098211804), (12, 1573658853), (13, 1452608172), (18, 1049105902), (26, 726304086), (36, 524552951), (39, 484202724), (52, 363152043), (78, 242101362), (117, 161400908), (131, 144151956), (156, 121050681), (234, 80700454), (262, 72075978), (393, 48050652), (468, 40350227), (524, 36037989), (786, 24025326), (1179, 16016884), (1572, 12012663), (1703, 11088612), (2358, 8008442), (3406, 5544306), (4716, 4004221), (5109, 3696204), (6812, 2772153), (10218, 1848102), (15327, 1232068), (20436, 924051), (30654, 616034), (61308, 308017)]