19935288

素因数分解:

$2^3\times 3^3\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1$

素因数の和:182

約数の個数: 128

約数和(自身を含む): 60264000

約数和(自身を除く): 40328712

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 27, 34, 36, 51, 54, 61, 68, 72, 89, 102, 108, 122, 136, 153, 178, 183, 204, 216, 244, 267, 306, 356, 366, 408, 459, 488, 534, 549, 612, 712, 732, 801, 918, 1037, 1068, 1098, 1224, 1464, 1513, 1602, 1647, 1836, 2074, 2136, 2196, 2403, 3026, 3111, 3204, 3294, 3672, 4148, 4392, 4539, 4806, 5429, 6052, 6222, 6408, 6588, 8296, 9078, 9333, 9612, 10858, 12104, 12444, 13176, 13617, 16287, 18156, 18666, 19224, 21716, 24888, 27234, 27999, 32574, 36312, 37332, 40851, 43432, 48861, 54468, 55998, 65148, 74664, 81702, 92293, 97722, 108936, 111996, 130296, 146583, 163404, 184586, 195444, 223992, 276879, 293166, 326808, 369172, 390888, 553758, 586332, 738344, 830637, 1107516, 1172664, 1661274, 2215032, 2491911, 3322548, 4983822, 6645096, 9967644, 19935288]

約数ペア:

[(1, 19935288), (2, 9967644), (3, 6645096), (4, 4983822), (6, 3322548), (8, 2491911), (9, 2215032), (12, 1661274), (17, 1172664), (18, 1107516), (24, 830637), (27, 738344), (34, 586332), (36, 553758), (51, 390888), (54, 369172), (61, 326808), (68, 293166), (72, 276879), (89, 223992), (102, 195444), (108, 184586), (122, 163404), (136, 146583), (153, 130296), (178, 111996), (183, 108936), (204, 97722), (216, 92293), (244, 81702), (267, 74664), (306, 65148), (356, 55998), (366, 54468), (408, 48861), (459, 43432), (488, 40851), (534, 37332), (549, 36312), (612, 32574), (712, 27999), (732, 27234), (801, 24888), (918, 21716), (1037, 19224), (1068, 18666), (1098, 18156), (1224, 16287), (1464, 13617), (1513, 13176), (1602, 12444), (1647, 12104), (1836, 10858), (2074, 9612), (2136, 9333), (2196, 9078), (2403, 8296), (3026, 6588), (3111, 6408), (3204, 6222), (3294, 6052), (3672, 5429), (4148, 4806), (4392, 4539)]