18028710

素因数分解:

$2^1\times 3^3\times 5^1\times 7^1\times {\mathrm{9539}}^1$

素因数の和:9562

約数の個数: 64

約数和(自身を含む): 54950400

約数和(自身を除く): 36921690

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 54, 63, 70, 90, 105, 126, 135, 189, 210, 270, 315, 378, 630, 945, 1890, 9539, 19078, 28617, 47695, 57234, 66773, 85851, 95390, 133546, 143085, 171702, 200319, 257553, 286170, 333865, 400638, 429255, 515106, 600957, 667730, 858510, 1001595, 1201914, 1287765, 1802871, 2003190, 2575530, 3004785, 3605742, 6009570, 9014355, 18028710]

約数ペア:

[(1, 18028710), (2, 9014355), (3, 6009570), (5, 3605742), (6, 3004785), (7, 2575530), (9, 2003190), (10, 1802871), (14, 1287765), (15, 1201914), (18, 1001595), (21, 858510), (27, 667730), (30, 600957), (35, 515106), (42, 429255), (45, 400638), (54, 333865), (63, 286170), (70, 257553), (90, 200319), (105, 171702), (126, 143085), (135, 133546), (189, 95390), (210, 85851), (270, 66773), (315, 57234), (378, 47695), (630, 28617), (945, 19078), (1890, 9539)]