18645390

素因数分解:

$2^1\times 3^5\times 5^1\times {\mathrm{7673}}^1$

素因数の和:7695

約数の個数: 48

約数和(自身を含む): 50280048

約数和(自身を除く): 31634658

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 243, 270, 405, 486, 810, 1215, 2430, 7673, 15346, 23019, 38365, 46038, 69057, 76730, 115095, 138114, 207171, 230190, 345285, 414342, 621513, 690570, 1035855, 1243026, 1864539, 2071710, 3107565, 3729078, 6215130, 9322695, 18645390]

約数ペア:

[(1, 18645390), (2, 9322695), (3, 6215130), (5, 3729078), (6, 3107565), (9, 2071710), (10, 1864539), (15, 1243026), (18, 1035855), (27, 690570), (30, 621513), (45, 414342), (54, 345285), (81, 230190), (90, 207171), (135, 138114), (162, 115095), (243, 76730), (270, 69057), (405, 46038), (486, 38365), (810, 23019), (1215, 15346), (2430, 7673)]