18200004

素因数分解:

$2^2\times 3^1\times {\mathrm{37}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:452

約数の個数: 48

約数和(自身を含む): 44049600

約数和(自身を除く): 25849596

約数列:

[1, 2, 3, 4, 6, 12, 37, 74, 111, 148, 179, 222, 229, 358, 444, 458, 537, 687, 716, 916, 1074, 1374, 2148, 2748, 6623, 8473, 13246, 16946, 19869, 25419, 26492, 33892, 39738, 40991, 50838, 79476, 81982, 101676, 122973, 163964, 245946, 491892, 1516667, 3033334, 4550001, 6066668, 9100002, 18200004]

約数ペア:

[(1, 18200004), (2, 9100002), (3, 6066668), (4, 4550001), (6, 3033334), (12, 1516667), (37, 491892), (74, 245946), (111, 163964), (148, 122973), (179, 101676), (222, 81982), (229, 79476), (358, 50838), (444, 40991), (458, 39738), (537, 33892), (687, 26492), (716, 25419), (916, 19869), (1074, 16946), (1374, 13246), (2148, 8473), (2748, 6623)]