18330012

素因数分解:

$2^2\times 3^2\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{491}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 49965552

約数和(自身を除く): 31635540

約数列:

[1, 2, 3, 4, 6, 9, 12, 17, 18, 34, 36, 51, 61, 68, 102, 122, 153, 183, 204, 244, 306, 366, 491, 549, 612, 732, 982, 1037, 1098, 1473, 1964, 2074, 2196, 2946, 3111, 4148, 4419, 5892, 6222, 8347, 8838, 9333, 12444, 16694, 17676, 18666, 25041, 29951, 33388, 37332, 50082, 59902, 75123, 89853, 100164, 119804, 150246, 179706, 269559, 300492, 359412, 509167, 539118, 1018334, 1078236, 1527501, 2036668, 3055002, 4582503, 6110004, 9165006, 18330012]

約数ペア:

[(1, 18330012), (2, 9165006), (3, 6110004), (4, 4582503), (6, 3055002), (9, 2036668), (12, 1527501), (17, 1078236), (18, 1018334), (34, 539118), (36, 509167), (51, 359412), (61, 300492), (68, 269559), (102, 179706), (122, 150246), (153, 119804), (183, 100164), (204, 89853), (244, 75123), (306, 59902), (366, 50082), (491, 37332), (549, 33388), (612, 29951), (732, 25041), (982, 18666), (1037, 17676), (1098, 16694), (1473, 12444), (1964, 9333), (2074, 8838), (2196, 8347), (2946, 6222), (3111, 5892), (4148, 4419)]