19358820

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{8273}}^1$

素因数の和:8301

約数の個数: 72

約数和(自身を含む): 63246456

約数和(自身を除く): 43887636

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 13, 15, 18, 20, 26, 30, 36, 39, 45, 52, 60, 65, 78, 90, 117, 130, 156, 180, 195, 234, 260, 390, 468, 585, 780, 1170, 2340, 8273, 16546, 24819, 33092, 41365, 49638, 74457, 82730, 99276, 107549, 124095, 148914, 165460, 215098, 248190, 297828, 322647, 372285, 430196, 496380, 537745, 645294, 744570, 967941, 1075490, 1290588, 1489140, 1613235, 1935882, 2150980, 3226470, 3871764, 4839705, 6452940, 9679410, 19358820]

約数ペア:

[(1, 19358820), (2, 9679410), (3, 6452940), (4, 4839705), (5, 3871764), (6, 3226470), (9, 2150980), (10, 1935882), (12, 1613235), (13, 1489140), (15, 1290588), (18, 1075490), (20, 967941), (26, 744570), (30, 645294), (36, 537745), (39, 496380), (45, 430196), (52, 372285), (60, 322647), (65, 297828), (78, 248190), (90, 215098), (117, 165460), (130, 148914), (156, 124095), (180, 107549), (195, 99276), (234, 82730), (260, 74457), (390, 49638), (468, 41365), (585, 33092), (780, 24819), (1170, 16546), (2340, 8273)]